Fort Mulligan

Portecting Looney's Creek (Petersburg)

Union Col. James A. Mulligan, 23rd Illinois Infantry, supervised the construction of Fort Mulligan between August and December 1863. Known locally as Fort Hill, the work protected the South Branch Valley and its Unionist residents and also ...

The Last Days of Fort Mulligan

In December of 1863, Colonel James Mulligan returned to

New Creek and Colonel Joseph Thoburn took command of the

1,785 Union soldiers at Petersburg. Confederate Major General

Fitzhugh Lee’s forces began to move on Petersburg on January 3rd, with intentions of capturing Colonel ...

Welcome to Fort Mulligan Civil War Site

Exploring Fort Mulligan.

A trail system with interpretive exhibits describe the Fort’s construction, usage and strategic importance during the Civil War. Most of the site is wheelchair accessible, however several areas are inaccessible because of steep terrain. Visitors should also ...