The U.S. Senate has become more polarized during President Joe Biden’s tenure, with Democrats and Republicans increasingly playing the role of hard-liners even though leadership on the Republican side of the aisle remains moderate, according to a new study from the CPAC Foundation’s Center for Legislative Accountability.
The group assigns scores to lawmakers based on how often they took the more conservative position — Democrats voted the conservative position only 2% of the time, whereas Republicans took the c …