decade" for climate action as ecological crises continue to escalate. In February 2023, a series of powerful earthquakes killed at least 45,000 people in Turkey and Syria; this event fell within the top ten deadliest earthquakes of the 21st century. Technological advancements and changes have been made and benefitted many such as the use of online learning, streaming services, e-commerce and food delivery services to compensate for lockdown orders becoming more prominent. 5G networks have launched around the globe at the start of the decade as well, and became prevalent in smartphones. Significant improvements in the complexity of artificial intelligence have occurred with artificial intelligence art, and internet chatbots becoming more accessible and mainstream. The private space race also greatly accelerated in the 2020s, as did government-funded space projects such as the James Webb Space Telescope and Ingenuity helicopter. Politics and wars Major conflicts The prominent wars of the decade include: International wars Civil wars Revolutions and major protests Successful revolutions and otherwise major protests of the decade include, but are not limited to: Nuclear proliferation Terrorist attacks Note: To be included, entries must be notable (have a stand-alone article) and described by a consensus of reliable sources as "terrorism". They also must have 100 or more fatalities reported. The most prominent terrorist attacks committed against civilian populations during the decade include, but are not limited to: Political trends Electoral trends Having suffered decline in the years after the Great Recession, the centre-left politics and the 1990s political model (like progressivism, liberalism, social democracy, and third way policies) experienced a resurgence across Europe and the Anglosphere in the early 2020s, with New Statesman suggesting various causes, including natural shifts in the electoral cycle and conservatives' unpopularity among university graduates and voters under the age of 40. Deaths Sitting leaders that died in office: In 2020: Sheik Sabah al-Sabah, Sultan Qaboos bin Said, and Pierre Nkurunziza. In 2021: Idriss Déby, John Magufuli, and Jovenel Moïse. In 2022: Khalifa bin Zayed Al Nahyan and Elizabeth II Former world leaders who died: In 2020: Hosni Mubarak, Valéry Giscard d'Estaing, John Turner, Daniel arap Moi, Pranab Mukherjee, Amadou Toumani Touré, Jerry Rawlings, Mamadou Tandja, Tabaré Vázquez, Javier Pérez de Cuéllar, Pierre Buyoya, John Cremona, Sidi Ould Cheikh Abdallahi, Kuniwo Nakamura, Litokwa Tomeing, Moussa Traoré, Pascal Lissouba, Branko Kostić, Lee Teng-hui, Benjamin Mkapa, Miloš Jakeš, Rafael Leonardo Callejas Romero, Abdul Halim Khaddam, Joachim Yhombi-Opango, Manuel