After the start of the Soviet–Afghan War, he discarded his conciliatory policies towards the Soviet Union and began a period of military build-up. Among presidents who served at least one full term, Carter is the only one who never made an appointment to the Supreme Court. Carter appointed 56 judges to the United States Courts of Appeals, and 203 judges to the United States district courts. Through the Torrijos–Carter Treaties, Carter guaranteed the eventual transfer of the Panama Canal to Panama. After the start of the Soviet–Afghan War, he discarded his conciliatory policies towards the Soviet Union and began a period of military build-up. Among presidents who served at least one full term, Carter is the only one who never made an appointment to the Supreme Court. Carter appointed 56 judges to the United States Courts of Appeals, and 203 judges to the United States district courts. Two of his circuit court appointees – Stephen Breyer and Ruth Bader Ginsburg – were later appointed to the Supreme Court by Bill Clinton.