How many Americans were killed in the Pacific theater? about 100,000 about 250,000 about 350,000 about 1. 8 million.

111,606 killed or missing

president thomas jefferson commissioned the expedition shortly after the louisiana purchase in 1803 to explore and to map the newly acquired territory, to find a practical route across the western half of the continent, and to establish an american presence in this territory before britain and other european powers

your answer would be (a)