[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"exercise-1021":3},{"payload":4,"id":15,"user":16,"level":22,"course":23,"activity":24,"activity_slug":25,"title":6,"topic":26,"tone":27,"stats":28,"created":30,"score":31,"is_favorite":32,"public":33,"is_external":32},{"text":5,"title":6,"choices":7},"There is a temptation, when speaking of the 21st century, to treat it as a mere continuation of late-20th-century trends: more technology, more trade, more mobility. Yet the present era has not simply added speed to familiar processes; it has altered their texture. What has changed is not only what we do, but the assumptions under which we do it.\n\n(1) ..........\n\nThis is not to deny the extraordinary material gains of recent decades. Extreme poverty has fallen in many regions; life expectancy has risen; and knowledge is disseminated with an ease that would have astonished earlier generations. However, the same networks that distribute information also distribute distortion, and the same efficiencies that lower costs can erode resilience.\n\n(2) ..........\n\nIf earlier globalisation was often narrated as an impersonal force—containers, supply chains, comparative advantage—the 21st century has made it unmistakably political. Trade is increasingly discussed in the language of security; data is treated as a strategic resource; and the movement of goods is entangled with the movement of values. The world has not become smaller so much as more tightly coupled.\n\n(3) ..........\n\nAlongside these economic and technological shifts lies a quieter transformation in the architecture of authority. The platforms through which citizens receive news, organise, and even work are frequently private infrastructures operating at public scale. Their rules are not legislated in parliaments, yet they shape speech, visibility and livelihood with remarkable immediacy.\n\n(4) ..........\n\nMeanwhile, the planet’s physical systems have moved from the background to the foreground of policy. Climate change is no longer a distant environmental concern but a multiplier of risk that interacts with agriculture, migration, insurance, and geopolitics. It forces governments to plan not only for growth, but for shocks.\n\n(5) ..........\n\nCultural life, too, has been reconfigured. The 21st century has produced an unprecedented intimacy between the local and the global: a song released in Lagos can be danced to in Lisbon within hours; a protest slogan coined in one city can be repurposed in another by nightfall. Yet this fluidity coexists with renewed boundary-making—legal, linguistic, and symbolic.\n\n(6) ..........\n\nIt would be comforting to conclude that such changes add up to a single, coherent direction. They do not. The hallmark of the 21st century is not progress or decline as such, but simultaneity: innovation alongside fragility, connection alongside polarisation, abundance alongside precarity. Understanding the period requires not a slogan, but the discipline to hold these tensions in view without resolving them prematurely.","A Century in Fast-Forward",[8,9,10,11,12,13,14],"The language of adaptation has therefore entered mainstream governance, bringing with it difficult choices about who pays, who benefits, and which losses are deemed acceptable.","One decisive break has been the shift from a world organised primarily around physical constraints—distance, scarcity of information, slow coordination—to one in which digital systems compress time and render many interactions effectively instantaneous.","The pandemic years offered a particularly stark lesson in interdependence: a local outbreak could become a global disruption, and a shortage of one component could idle entire industries thousands of kilometres away.","In the early 2000s, however, many believed that social media would naturally deepen democracy by giving everyone a voice; this optimism has since been largely vindicated by politics worldwide.","For individuals, this produces a distinctive psychological climate: the sense that identity is performed across audiences, and that belonging is negotiated through feeds, metrics and permanent archives.","In such a landscape, questions of accountability become acute: when decisions are embedded in algorithms and terms-of-service, to whom can citizens appeal, and by what mechanisms?","This coupling helps explain why crises now cascade: a cyberattack, a shipping blockage, or a regional conflict can propagate through finance, energy and food markets with little regard for borders.",1021,{"id":17,"username":18,"first_name":19,"last_name":20,"image":21},24713,"elisabeth-aguilera","Elisabeth","Aguilera","https://lh3.googleusercontent.com/a/ACg8ocJU_lDWiuKolgMylBPs6uE-nPIaqXsxnZh7HgodVDRG7lDoCA=s96-c","C2","Reading","Missing Paragraphs","missing-paragraphs","Generate an exercise on changes in the world in the 21st century","Formal",{"times_played":29,"num_favorites":29},0,"2026-05-28T13:33:21",null,false,true]