Letter from David Ash, Company B, 37th Illinois Volunteer Infantry, three days after the Battle of Pea Ridge.
Demoralized Federal troops begin a long retreat out of southwestern Missouri after their defeat at Wilson’s Creek.
Federals not only suffer a second major defeat within a month, but they lose an army commander as well.
Opposing forces inadvertently advance upon each other in southwestern Missouri, setting the stage for a battle.
Secessionists defeat a Federal detachment in a minor clash as both sides scramble to link with their main forces in southwestern Missouri.
Federal forces advance in northern Missouri and win a minor victory at Boonville. But the secessionists are not done fighting yet.