North America 1864: Second Mexican Empire

Political map of North America & the Caribbean on 12 Jun 1864 (American Civil War: Second Mexican Empire), showing the following events: All Union armies placed under Grant; Maximilian accepts Mexican throne; Atlanta Campaign; Grant’s Overland Campaign; Montana Territory; Maximilian enters Mexico City.

Despite fierce opposition, France took Mexico City in 1863, backing the creation of a new Mexican Empire. Napoleon III's pick for Emperor was Archduke Ferdinand Maximilian of Austria, who accepted the crown and arrived in Mexico the following year.

Main Events

9 Mar 1864 All Union armies placed under Grant

United States President Abraham Lincoln made Ulysses S. Grant commander of all Union wikipedia

10 Apr 1864 Maximilian accepts Mexican throne

Austrian Archduke Ferdinand Maximilian accepted the throne of the Emperor of wikipedia

4 May–20 Jul 1864 Atlanta Campaign

Union forces under General Sherman marched from Chattanooga, Tennessee, through Confederate-held territory to Atlanta, wikipedia

4 May–24 Jun 1864 Grant’s Overland Campaign

Union forces under Ulysses S. Grant steadily marched towards Richmond despite multiple setbacks at the hands of the Confederates under Robert E. wikipedia

26 May 1864 Montana Territory

The United States split the Montana Territory from the Idaho Territory, also transferring land to the Dakota wikipedia

12 Jun 1864 Maximilian enters Mexico City

Maximilian I arrived in Mexico City 12 June to take up his reign as Emperor of wikipedia