Answer:
Sentence: The idea of manifest destiny fueled the westward expansion of the United States in the 19th century.
Common misconception: One common misconception about manifest destiny is that it was solely driven by a desire for territorial expansion and imperialism, when in fact it was also motivated by religious and ideological beliefs.
Person who comes to mind: When I think of manifest destiny, the name that comes to mind is John O'Sullivan, the journalist who coined the term in 1845. He championed the idea that it was the divine mission of the United States to expand its territory and spread its democratic ideals throughout the continent.
Step-by-step explanation: