In 1860 Mexico was in the middle of its Reform War (1857 - 1861) so several presidents presided over Mexico during those years, even at the same time (it was a civil war between liberals and conservatives):
Liberal President
Conservative Presidents
From 1846 to 1848.
1846-1848.
The result was the Mexican-American War (1846-1848)
1846 - 1848.
It was from 1846 to 1848.
During that year, the Mexican-American War (1846-1848) began. It was not until 1848 that Mexico had to cede the US Southwest.
1846-1848
1846-1848
Well if you are asking about the war with mexico that took place during 1846-1848 it would be president james k. polk.
1846 through 1848
1846-1848
James Polk