Oath of office of the President of the United States case the phrase must be omitted. Given that nearly every president-elect since President Franklin D. Roosevelt has recited the codicil, it is likely that the majority of presidents-elect have uttered the phrase (as well as some vice presidents, while taking their oaths). However, as President Theodore Roosevelt chose to conclude his oath with the phrase "And thus I swear", it seems that this current of tradition was not overwhelmingly strong even as recently as the turn of the twentieth century. Since the office of President of the United States came into existence in 1789 there have been 58 public swearing-in
Rail transport in the Soviet Union about 1960, most of the USA rail travel shown in the USA-USSR graph is commuter train travel of (mostly) people going to and from work and not long distance travel (Amtrak). While air travel in the USA overtook rail travel in the mid 1950s, in the Soviet Union of the late 1980s, rail volume was double that of air travel. World War II hit both the USA and the USSR in 1941 with opposite results for rail passengers. In the US, gasoline rationing resulted in a surge of rail passengers with almost a third of passenger traffic going by rail.