Richard Nixon began U.S. troop withdrawal and “Vietnamization” of the war effort. (He also intensified bombing.)
In general, no a ruler who followed Confucian or Daoist ideas would not have built the Great Wall, because the teachings that they follow don't adhere to that type of separation.
Roe v. Wade was a landmark 1973 Supreme Court decision that established a woman's legal right to an abortion. The Court ruled, in a 7-2 decision, that a woman's right to choose an abortion was protected by the privacy rights guaranteed by the Fourteenth Amendment to the U.S. Constitution.
The answers are Madeira and Cape Verde