The ________ was begun to promote rifle shooting and marksmanship skills. After the assassinations of President Kennedy, his brother Robert, and Dr. Martin Luther King, Jr., Congress enacted the ____________________________ . The NRA had traditionally steered clear of politics, but now it became more political. Most of its members tended to be politically _________________ . In the 1980 election, the NRA endorsed Ronald Reagan, marking the __________ time in its history the NRA sup- ported a Presidential candidate.