Spain
None. Mexico's independence was attained in 1821, from Spain.
On 1821 after it successfully won its war of independence against Spain.
Mexico is an independent country, and has been considered as such since 1821, when it won its war of independence against Spain (1810-1821).
Since 1821, at the end of its War of Independence.
Since 1821 when it won its war of independence against Spain.
A territory of the new, independent country.
It became an independent country, after waging a War of Independence (1810-1821) against Spain.
Mexico declared its independence from Spain on September 16, 1810. After a bloody and long independence war, Mexico achieved its independence on September 27, 1821.
September 15, 1821 (from Mexico).
When it won its war of independence against Spain on September 27, 1821.
Mexico.
Mexico fought a War of Independence from 1810 to 1821.