Revellers around the world toasted the start of 2026 on Thursday, bidding farewell to a volatile year when temperatures soared, US President Donald Trump upended global trade, and the brutal conflict in Ukraine raged on.While a fragile truce took hold in devastated Gaza, violence in Sudan continued unabated. A new American pope was installed at the Vatican, the world lost pioneering zoologist Jane Goodall, and Labubu dolls sparked a worldwide frenzy.In Sydney, partygoers paused for a minute of silence to remember the victims of the mass shooting on Bondi Beach before fireworks lit up the skies at the stroke of...