Former US CIA director David Petraeus was at a Ukrainian train station at the very moment a Russian drone struck a passenger train on Sunday, shortly after a diplomatic train carrying former UK Prime Minister Boris Johnson and other foreign dignitaries had passed through.

Iran said that Saudi Arabia, which is facing threats by Iran-backed Houthi rebels and Iraqi militias, called off a high-level meeting planned in Oman.

Indonesian authorities intensified on Monday a search for people missing after a ferry overturned in bad weather in the Java Sea. At least six passengers were killed and 129 people are still missing.

Amid constant Russian drone and missile attacks, two shortfalls are raising the greatest alarm: a lack of air defense interceptors and an unexpected $27 billion defense budget gap.

North Korea conducted a "joint firepower attack drill" involving long-range artillery, missiles and drones over the weekend, state-run media reported Monday.

Yemen's Houthi rebels have seized the strategic islands of Greater and Lesser Hanish in the southern Red Sea. This move strengthens their control over a key maritime shipping route. Houthi

A migrant has died and at least 20 more are believed missing after a boat traveling from Libya to the island of Crete took on water and became stranded.

European leaders were meeting Monday to discuss growing competition in the Arctic, where global warming is opening new shipping routes, governments are vying for vast natural resources and a Russian military buildup is heightening security concerns.