No. The person you are referring to is Maximilian I
Yes, and they placed it in his mouth.
No, there is no placed called Mexico, New Mexico.
The French placed him on the throne of Mexico. So they were interested in helping the Confederates, because it would have suited them to see a new nation, pro-French, in between Mexico and the USA. But Lincoln's Emancipation Proclamation prevented this - it would have made them look actively pro-slavery.
the british
A regular envelope cost $1.89 to send to Mexico.
It is placed in Liberty Island in New York Harbor. It was placed in the U.S. because the U.S. helped the French win the war, and they wanted to show their appreciation and friendship. (The French gave it to us)
I guess you mean "New Mexico", which is a state belonging to the United States of America. It is on the southwestern region of the country, bordering the nation known as Mexico.
on the left next to the cellos
He placed the fingers of the French commander on a scar made by a bullet.
placed constitutional limits on the power of the french monarchy - APEX
From French, it means "placed in a scene" or "placed on stage." It is a dramatic term for the visual setting of a scene.
A "deposit" (something placed for safekeeping) is a "dépôt" in French ("a bank deposit" translates to "un dépôt bancaire").