This is not the first time a newly elected president has caused anxiety at the start of his mandate.
History now seems to be making a dangerous U-turn.
Macron doesn't have a political base or a clear agenda, so gaining a majority that he can call his own will not be an easy task.
Brexit or not, Europe remains an indispensable strategic asset for the United States.
Despite its battle fatigue, a U.S. withdrawal from the world would lead to chaos.
Access all of our articles all of the time. Subscribe today: 6 issues for $29.95