President-elect Trump is testing the loyalty of Senate Republicans, calling on them to allow him to make recess appointments to the executive and judicial branches without the advice and consent of the Senate. Republicans are also bracing for Trump to pardon many of the people convicted of Jan. 6, 2021-related crimes, a step that a number of GOP senators who lived through the Capitol riot would not approve of. And Trump has threatened to impose steep tariffs on imports that many GOP...