Throughout the pre–Civil War period and during the war, Missourians were sharply divided in their opinions about slavery and in their allegiances, supplying both Union and Confederate forces with troops. However, the state itself remained in the Union. | Throughout the pre–Civil War period and during the war, Missourians were sharply divided in their opinions about slavery and in their allegiances, supplying both Union and Confederate forces with troops. However, the state itself remained in the Union. |