Crude rallies, Russia's Rouble plunges 30% to record low as Ukraine risks rise
Crude oil jumped while the rouble plunged nearly 30% to a fresh record low on Monday after Western nations imposed new sanctions on Russia for its invasion of Ukraine, including blocking some banks from the SWIFT international payments system.

Haven demand boosted bond yields along with the dollar and yen while the euro sank after Russian President Vladimir Putin put nuclear-armed forces on high alert on Sunday, the fourth day of the biggest assault on a European state since World War Two.