Which of the following countries did not join the League of Nations?

Which presidential power is checked by required approval of the Senate with a two-thirds vote?

a. extending diplomatic recognition to foreign governments b. terminating relations with other nations c. negotiating treaties with other nations d. negotiating executive agreements with foreign heads of state

Under the conditions of increased party polarization that exist today, congressional moderates are __________

A)numerous B)partisan C)dominant D)scarce