Which of the following is a special power of the Senate? Introducing revenue bills

Calling for special elections

Approving presidential appointments of ambassadors and high government officials

Starting impeachment proceedings

1. the fifteenth amendment guaranteed for all us citizens, regardless of "previous condition of servitude." freedom citizenship voting rights religious tolerance 2. which group was still not allowed to vote following passage of this amendment? women poor men rich men former slaves 3. the fifteenth amendment was the last of the amendments. carpetbagger lincoln reconstruction scalawag