evidence: That said, by the standards of contemporaneous reporting, Melania Trump was not the first First Lady to make such a trip. Although our list may not be comprehensive, we found that first ladies Eleanor Roosevelt, Pat Nixon, Barbara Bush, Hillary Clinton, and Laura Bush were all reported during their tenures as having ventured into "war zones" and other potentially dangerous territories as they visited troops stationed overseas. [...] While neither of Pat Nixon’s sons-in-law saw active duty in South Vietnam, the First Lady herself came close to witnessing it herself. Joining the President on a dangerous visit to the embattled nation, she was the first First Lady to enter an active combat zone since Eleanor Roosevelt. [...] Since 1969, Barbara Bush, Hillary Clinton, and Laura Bush have all traveled to military bases overseas to meet with U.S. troops. First Lady Barbara Bush visited Saudi Arabia over Thanksgiving in 1990, in the midst of Operation Desert Shield (the build-up of troops and the defenses of Saudi Arabia at the beginning of the Gulf War):