Ukraine

Russia calls the US an adversary, warns its warships to avoid Crimea

G-7 urges Russia to stop the ‘provocations’ against Ukraine

Russia will suspend most air travel with Turkey until June 1

Ukraine says Russia has moved 80,000 troops to the border and Crimea, and Putin does not want to talk

The US threatens Russia with “consequences” if it acts “aggressively” in Ukraine

Ukraine says 1 soldier was killed in the east as tensions rose

Russian forces appear to be positioned near the border with Ukraine as tensions flare up

The leaders of Ukraine and Turkey emphasize territorial integrity

Turkey says US warships will be deployed in the Black Sea until May 4

The US is reportedly considering sending warships to the Black Sea