NATO chief says after Russia's missile barrage that Ukraine's Western allies are looking to provide it with more air defenses to protect against 'indiscriminate' attacks

US defense chief denounces latest Russian attacks, says they have 'only deepened the determination of the Ukrainian people and further united countries of goodwill'

World faces threat of nuclear war as Ukraine's application to join NATO sets scene for confrontation between Moscow and world powers

Zelensky says Kyiv has already proven its fitness for world's largest military alliance on battlefield; moves set countries on high-stakes collision course

Russia denies it was behind the explosions, as does the US, which says Moscow's suggestion it would damage pipeline was 'ridiculous'

The Russian president has threatened to use battlefield nukes in Ukraine, but such a move would achieve little and could set in motion unstoppable full-scale nuclear war with West

Greek FM calls on NATO, EU and UN to intervene: 'By not doing so, we risk witnessing again a situation similar to that currently unfolding in some other part of our continent'

Prime minister Edi Rama says Iranian embassy staff given 24 hours to leave country; Biden administration backs its NATO ally, calls for Tehran to be held responsible for assault

The TCG Kemalreis, which is being accompanied by a US destroyer as part of a NATO mission, arrives in Haifa after recent reestablishment of full ties between Jerusalem and Ankara

File containing information on French president is found in Mar-a-Lago raid, but unclear if it is source of Trump's claims; French officials scramble to clarify document's contents