By Chuck Mikolajczak
Safe-haven currencies saw increased demand on Tuesday, with the U.S. dollar, the Swiss franc and the yen attracting buyers after Russia updated its nuclear doctrine in response to the escalating conflict with Ukraine.
Ukraine used U.S. ATACMS missiles to strike Russian territory for the first time, Moscow said, in an attack regarded by Russia as a major increase in hostilities on the war’s 1,000th day.
Putin approved the change days after two U.S. officials and a source familiar with the decision said on Sunday that U.S. President Joe Biden’s administration would allow Ukraine to use U.S.-made weapons to strike deep into Russia.
The dollar index , which measures the greenback against a basket of currencies, rose 0.1% to 106.33 after reaching a high of 106.63 in the session, with the euro down 0.25% at $1.0573.
But initial moves faded somewhat after Russian Foreign Minister Sergei Lavrov said
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