The 152nd Anniversary of the battles of the Red River Campaign, marking the last major engagements of the Union Army’s ill-fated attempt to capture the Confederate stronghold at Shreveport, will be observed at the Mansfield Historic Site on April 9 and 10, and in Pleasant Hill on April 8, 9 and 10. In Mansfield, battlefield tours will be conducted at the park, along with lectures on the Battle of Pleasant Hill on Saturday and Sunday, April 9 and 10. The battlefield tours will be given at 11:30 AM, and the lectures will be given at 3:30 PM inside the museum theater both days.