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.
While the US was preoccupied fighting the Confederacy, Napoleon III of France moved into Mexico in violation of the Monroe Doctrine. A monarchy was set up, headed by Maximillian of Austria. After the Civil War, Mexico defeated them without help from the US. Benito Juarez became the first President of Mexico, and Maximillian was executed.
Maximillian Chow is 6' 3".
Maximillian Roeg goes by Max.
Walter Maximillian Bastian was born in 1891.
Walter Maximillian Bastian died in 1975.
Maximillian Kesmodel was born in 1996, in Los Angeles, California, USA.
Grayson Maximillian Sumner III was created in 2006.
St. Maximillian Kolbe's father's name was Julius Kolbe.
Maximillian Roeg was born on October 21, 1985, in London, England, UK.
Maximillian Chow was born on April 21, 1977, in London, England, UK.
Maximillian Sneed - 2009 was released on: USA: May 2009
Napoleon was the Emperor of France at the time. He supported the Confederacy because with a divided United States, it was a weaker country and he could move Westward and build and empire in Mexico. Emperor Napoleon named Maximillian of Hapsburg Emperor of Mexico. Once the Civil War ended, the United States focused on getting rid of Napoleon, and with the threat of the United States Napoleon withdrew.