Edward A. Clark with those opposed to the liberal elements, led by Texas Senator Ralph Yarborough. After the assassination of John F. Kennedy in 1963, Johnson became president. In 1965, Johnson appointed Clark as the US ambassador to Australia. In 1972, Clark supported Richard Nixon for president over George McGovern. In 1974, President Nixon appointed Clark to the General Advisory Committee of the United States Arms Control and Disarmament Agency. Later, Clark supported Ronald Reagan, who became president. In 2003, Barr McClellan, an attorney who had been employed by Clark's law firm in Austin, published "Blood, Money & Power: How LBJ Killed JFK".
Gerald Ford assassination attempt in Sacramento Ford gave a videotape testimony from the White House as a defense witness in the trial of Fromme. The testimony was the first time a U.S. President testified at a criminal trial. On November 4, the prosecutors were ready to present about 1,000 items of evidence seized from Fromme's car and apartment just after the assassination attempt, including .45-caliber ammunition in the box she took from Boro and the book, "The Modern Handgun". During the trial, Fromme refused to cooperate with her own defense, going so far as to throw an apple at prosecuting U.S. attorney Dwayne Keyes after he