From US pressure over Greenland to high-stakes peace talks on Ukraine, long-standing assumptions about Europe's security are being tested. The Economist's defense editor Shashank Joshi explains how Europe is recalibrating its approach to defense, what this pivotal moment means, and why there may be no return to the old normal.

The past year has made one thing clear: this version of Trump on the world stage is different. From the Caribbean to Europe to America's own institutions, familiar rules don't feel so fixed anymore. The Guardian's Jonathan Freedland looks back at the moments that defined Trump's year so far and why the next one could be even more dramatic.

Human Rights Day lands as conflict is rising and accountability is fading. Big-power tensions are shaking old norms, and new technologies are changing the rules. So, are human rights in retreat—or is this just a familiar cycle? Kenneth Roth, former head of Human Rights Watch, helps us make sense of it.

Defense is evolving fast—AI, drones, cyber threats, and autonomous weapons. The U.S. has led for decades, but China is closing in. Former Deputy Secretary of Defense Kath Hicks breaks down how the Pentagon is adapting, where it's falling behind, and what's at stake.

Sudan is now the world's largest humanitarian crisis—bigger than Gaza and Ukraine combined—yet it remains one of the least covered and least funded. Martin Griffiths, former UN Under‑Secretary‑General for Humanitarian Affairs, explains why a ceasefire has remained out of reach and whether global pressure can still make a difference.

President Trump's second-term national security strategy is coming, and it could reshape U.S. foreign policy from China to Europe to the Middle East. Nadia Schadlow, former Deputy National Security Advisor and architect of Trump's original Strategy, breaks down what's changed, what's stayed the same, and what it all means for allies and rivals under Trump 2.0.

East Asia's biggest powers are getting older — and smaller. China, Japan, and South Korea are seeing shrinking workforces and aging populations, with fewer young people to fill their armies or their factories. Andrew Oros, author of Asia's Aging Security, and public opinion expert Craig Kafura discuss how population decline is changing East Asia and whether technology could help fill the gap.

The Arctic's heating up—literally and politically. Melting ice is turning a once-remote region into a stage for global power. Experts Kenneth Rosen and Anna Wieslander unpack how Russia, China, NATO, and the US are all racing for influence, and why what happens up there could shape the rest of the world.