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Belief Machines: Social Media and Power

WhatsApp aunties, YouTube pastors, and meme wars sway votes. Brazil 2018, Bolivia 2019, and U.S. Spanish‑language disinfo show the reach. Courts, fact‑checkers, and platforms fight back as algorithms amplify fear, faith, and national pride across the hemisphere.

Episode Narrative

Belief Machines: Social Media and Power

In the late 20th century, a seismic shift was occurring across the Americas, profoundly altering the ideological landscape that both North and South American countries would traverse. This journey began with the rise of neoliberalism in the 1990s, deeply entrenched in the policies formulated by the Washington Consensus. These policies, heralded as economic salvation, often exacerbated existing social and economic crises. As a result, many societies began to fracture, igniting political polarization that led to the emergence of leftist movements. By the early 2000s, a chorus of voices emerged — anti-neoliberal movements that would challenge the prevailing orthodoxy and reshape the political terrain.

During the 1990s, Latin America was swept up in a wave of democratization, a third wave that initially sparked optimism. Elections seemed to herald a new era, one where the shackles of autocratic rule were cast aside in favor of democratic governance. Yet, beneath this surface of hopeful change simmered a growing dissent. By the 2010s, the bright hopes of the 1990s began to fade, giving way to increasing democratic erosion and polarization. In this turbulent atmosphere, South American countries exhibited a convergence in rights and democratic participation, while North America, too often, reflected a disconcerting decline in democratic values.

As the new millennium unfolded, many nations in Latin America plunged into a “left turn.” Countries like Bolivia, Ecuador, Venezuela, and Brazil welcomed social-democratic and populist governments that aimed to challenge the neoliberal agenda and promote participatory democracy. However, this leftward shift was not free from contradictions. It also bore witness to authoritarian tendencies and a troubling backslide in institutional integrity. This complex interplay of aspirations and fears would soon reach a fever pitch.

In Brazil, 2018 marked a pivotal moment, one that underscored the potent influence of social media in shaping electoral outcomes. Platforms like WhatsApp emerged as critical tools not merely for communication, but for spreading political misinformation. Jair Bolsonaro’s election became emblematic of this phenomenon. It illustrated the power of what we might call “belief machines,” where algorithms elevated faith, fear, and nationalism, turning them into tools of political mobilization. It was no longer merely about the ballot; it was about the narratives crafted within digital spaces.

Shortly thereafter, in 2019, Bolivia witnessed a political crisis that would reverberate throughout the continent. The ousting of Evo Morales showcased the vulnerabilities intrinsic to a digitized political landscape. Misinformation campaigns and polarized narratives crafted online contributed to the turmoil. This demonstrated that the ideological battles fought in social media were not just side shows but central to the unfolding drama of South American politics.

As we moved toward the mid-2020s, the challenges of misinformation grew ever more pressing. Courts and fact-checkers became essential players, striving to combat the malignant spread of disinformation that permeated Spanish-language media. Algorithms continued to amplify fractured narratives, bolstering ideological divisions tied to national pride and the fervent loyalties of religious and political identities.

Amid this backdrop, deep-rooted identities remained potent forces influencing political and cultural ideologies. National and ethnic identities surged, particularly among diasporas, such as the Italian communities in the Americas. These identities often fostered intense national self-awareness, sometimes culminating in assimilation while impacting social cohesion and political mobilization in distinct ways. The narrative was no longer a straightforward engagement with politics; it became a mirror reflecting the hopes and discontents of communities navigating a complex world.

During the same time period, Indigenous movements found their voice through international platforms and grassroots activism, particularly in Brazil. Building on the legacy of the 1980 Russell Tribunal, these movements highlighted historical injustices while advocating for rights and identity. Indigenous activism was not just a cultural effort; it was intrinsically political, reshaping the discourse on rights within the broader arena of socioeconomic struggles.

Conversely, the landscape also witnessed the rise of socially conservative forces mobilizing around contentious “culture war” issues — abortion, same-sex marriage, and what they termed "gender ideology." Such movements realigned electoral coalitions, amplifying ideological divides and creating new fault lines within society.

Political party systems across Latin America were undergoing a metamorphosis, marked by deinstitutionalization and fragmentation. Traditional party identities waned, fueling the growth of populist and anti-establishment movements that shook the foundations of democratic governance. Regime instability became a hallmark of this period, reflecting the profound challenges facing democracies striving to balance power and representation.

Within this tumult, efforts for regional integration — like MERCOSUR — saw fluctuating fortunes. Brazil's transition from estrangement to cooperative hegemony signaled changing political preferences and ongoing contestations over national sovereignty. A complex dance of alliances began to take shape, wrestling with the ideological currents sweeping across the continent.

Against this backdrop of ideological conflict, the political economy of the region grappled with the tensions spawned by neoliberal trade agreements. These agreements, often framed as tools of U.S. hegemony, encountered fierce resistance from social movements advocating for labor rights and environmental standards. The struggle over sovereignty transformed not just political landscapes, but also how people viewed their countries’ roles in an interconnected world.

By 2019, social unrest exploded in Chile. Fueled by deep-rooted inequality and environmental degradation, the populace sought significant change, resulting in a national referendum. An overwhelming majority — 78.3% — voted in favor of drafting a new constitution. This moment illustrated a change in the ideological demand for reform, unearthing desires for justice and ecological integrity that resonated far beyond local borders.

American foreign policy, too, began evolving. The U.S. shifted its approach from promoting political pluralism to an overt countering of leftist movements advocating participatory democracy. This pivot marked an ideological contestation not merely over governance styles but reflected underlying battles over who gets to dictate the terms of political engagement in the region.

As the years progressed, polarization intensified, manifesting new forms of antagonism. The interplay of rights, identities, and political narratives began to tear at the fabric of institutions designed to manage conflict. The emergence of this "new polarization" highlighted the fragility of democratic governance, as entrenched positions and ideological fervor obscured the path to dialogue and consensus.

Despite the fissures laid bare by inequality, Latin American democracies exhibited remarkable resilience. However, this resilience was contingent upon the strategic decisions made by elites to avoid the specter of coups, revealing the complex dance between social inequality and democratic survival.

Amidst this landscape, the ideological influence of religion — particularly evangelical Christianity — grew more pronounced. This influence permeated voter behavior and altered party platforms, often aligning with a conservative vision that resonated in distinct ways across various factions.

As we reached the 2020s, digital media transformed the means of ideological dissemination. The rise of “meme wars” and viral misinformation created digital battlegrounds where political narratives clashed. Communities mobilized across linguistic and diasporic lines, with social media often amplifying divisive content.

Looking ahead to 2025, the landscape appeared poised for another substantial shift. The election of Donald Trump to a second presidency served as a catalyst for aggressive foreign policy changes directed toward Latin America. Trade wars would reignite debates over sovereignty, nationalism, and the concept of hemispheric relations.

Through the lens of history, we find ourselves at a crossroads — a convergence of ideology, technology, and human experience. As the contestation over sovereignty and regional integration continues, it is clear that the ideological struggles of the past three decades have set the stage for this moment. What will the future of the Americas look like, shaped by the very “belief machines” that hold the power to both unite and divide? The answer remains to be determined, lying in the hands of those who navigate this intricate web of beliefs and narratives.

As we reflect on these developments, we must consider the resilience of democracy in the face of turmoil and the power of belief in shaping our shared future. In the end, the question is not merely about politics; it is about identity, community, and the narratives we choose to believe and propagate.

Highlights

  • 1991-2025: The ideological landscape in North and South America has been deeply shaped by the rise and contestation of neoliberalism, with many South American countries implementing Washington Consensus policies in the 1990s that exacerbated social and economic crises, fueling political polarization and the rise of leftist "anti-neoliberal" movements by the early 2000s.
  • 1990s-2000s: Latin America experienced a "third wave" of democratization marked by optimism in the 1990s but increasing democratic erosion and polarization by the 2010s and 2020s, with democratic values diverging regionally — South America showing some convergence in democratic participation and rights, while North America exhibited weaker or adverse spillovers in democratic norms.
  • 2000s-2010s: The "left turn" in Latin America brought social-democratic and populist governments to power in countries like Bolivia, Ecuador, Venezuela, and Brazil, promoting participatory democracy and challenging neoliberal orthodoxy, but also generating concerns about authoritarian tendencies and institutional backsliding.
  • 2018 Brazil: Social media platforms, especially WhatsApp, played a critical role in spreading political misinformation and mobilizing conservative evangelical voters, contributing to Jair Bolsonaro’s election. This phenomenon highlighted the power of "belief machines" where faith, fear, and nationalism were amplified by digital algorithms.
  • 2019 Bolivia: The political crisis and subsequent ousting of Evo Morales were influenced by social media disinformation campaigns and polarized narratives, demonstrating the reach of digital ideological battles in South America’s electoral politics.
  • 2020-2025: Courts, fact-checkers, and social media platforms in the Americas have increasingly confronted the challenge of misinformation and disinformation, especially in Spanish-language media, as algorithms continue to amplify divisive content related to national pride, religion, and political identity.
  • 1991-2025: The persistence of strong national and ethnic identities, such as among Italian diasporas in the Americas, has influenced political and cultural ideologies, sometimes intensifying national self-awareness or leading to assimilation, affecting social cohesion and political mobilization.
  • 2000s-2020s: Indigenous movements, notably in Brazil, have used international platforms and grassroots activism to challenge historical injustices and state policies, exemplified by the 1980 Russell Tribunal legacy and ongoing Indigenous women’s activism, which reshaped political discourse on rights and identity.
  • 2000s-2020s: The rise of socially conservative political forces in Latin America has been linked to mobilization around "culture war" issues such as opposition to same-sex marriage, abortion, and "gender ideology," reshaping electoral coalitions and ideological divides.
  • 1991-2025: Political party systems in Latin America have undergone deinstitutionalization and fragmentation, weakening traditional party identities and fueling populist and anti-establishment movements, which has contributed to regime instability and challenges to democratic governance.

Sources

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