Among the 23 Democratic senators up for re-election in 2018, there are 10 from states that President Trump won in 2016. Now that Minority Leader Sen. Chuck Schumer and the Democratic Party have decided to resist every plan, policy, proposal and nomination by the fledgling Trump administration, these senators should beware the power that Trump ultimately has to respond.

You may recall that it was the start of something remarkable on a hot summer night on Aug. 21, 2015 in a football stadium in Mobile, Ala., that first revealed Trump’s true potential and his bully-pulpit influence.