European officials have called for Putin to face “red lines” in terms of a timescale for when he accepts a ceasefire agreement.Estonia’s foreign minister said on Friday that Vladimir Putin is “asking more and he is not asking only more about Ukraine.

The U.S. has expanded its sanctions on Russian companies while simultaneously removing restrictions on the wife of Boris Rotenberg, a close associate of Russian President Vladimir Putin, the U.S. Office of Foreign Assets Control reported on April 2.