The term manifest destiny was coined by journalist John O'Sullivan that year in an essay praising the annexation of Texas and looking ahead to California — then part of Mexico — as being the next.

American history was built not only upon actual events; it was also built upon an idea that became known as manifest destiny. ... John L. O’Sullivan in 1845. It reads in part: “ ...

The term “Manifest Destiny” was first coined in 1845 by an American journalist and future propagandist for the Southern Confederacy named John L. O’Sullivan in support of annexing the ...

The term manifest destiny was coined by journalist John O'Sullivan that year in an essay praising the annexation of Texas and looking ahead to California — then part of Mexico — as being the next.