On Ukraine, Congress rediscovers bipartisan spirit – for now

Despite concerns that America may have become too divided to unite in crisis, Congress has rallied behind the president’s calls to help Ukraine. But fissures remain.

With the security crisis in Europe suddenly eclipsing the bitter domestic policy battles of the past year, Washington lawmakers are flexing a muscle that some feared had completely atrophied: bipartisan unity.

Congress has moved swiftly to authorize weapons transfers to Ukraine and is scrambling to authorize additional military and humanitarian assistance before a March 11 budget deadline. Anti-aircraft and anti-tank missiles funded by Congress have...