The first white man to see Lake Tahoe, he had an unsuccessful bid for the presidency and later butted heads with President Lincoln during his military career, when he declared martial law in Missouri, ending slavery. For ten 
The first white man to see Lake Tahoe, he had an unsuccessful bid for the presidency and later butted heads with President Lincoln during his military career, when he declared martial law in Missouri, ending slavery. For ten points, who was this explorer of the American west and first Republican to be nominated for president?
The first white man to see Lake Tahoe, he had an unsuccessful bid for the presidency and later butted heads with President Lincoln during his military career, when he declared martial law in Missouri, ending slavery.
John C. {Frémont}