The Seminole Wars and Indian Territory Prince's first posting with the 4th Infantry was
Florida, where he would see regular action in the
Seminole Wars. He participated in several battles, including at Oloklikaha, Thlonotosassa Creek, and
Camp Izard where he was wounded in action while defending the fort. On June 11, 1836, Prince received his formal
commission as a
2nd lieutenant. He would remain on duty in Florida through 1837 and into 1838, receiving an appointment to
1st lieutenant on July 7. By the end of 1838, however, the army had transferred Prince and his
company to assist with resettling the
Muscogee Creek as part of the US government's
Indian removal policy. After the Florida war ended in 1842, Prince would spend the next several years in various posts and roles, including recruitment,
Coast Survey, and finally in late 1846,
adjutant of the 4th infantry. Prince would serve as
adjutant under General
George Cadwalader.
John Baillie McIntosh later recalled Prince's actions: The cool deportment of the experienced officers at this time, particularly of my acting adjutant. Lieutenant Henry Prince, who, at this critical moment, advanced in front of the line and urged the men to follow, greatly contributed to encourage and to restore the enthusiasm of the command...General
Cadwalader described Prince's efforts in a difficult crossing over the highly contested
Puente Nacional:Lieutenant and Adjutant Henry Prince, of the 4th infantry, who had been assigned to command the howitzers, rendered me highly valuable service at this critical moment. He advanced with the battery, and succeeded in breaching the barricades, and preparing the way for our troops to charge, which was made under a heavy fire from the enemy. Later, he would take part in both the
Battle of Contreras and the
Battle of Churubusco, where he would be brevetted for gallantry for his actions. He would additionally receive a brevet major for his actions in the Battle of Molino del Rey. Prince returned to active duty on December 10, 1850. He would serve as a Coast Surveyor for the next five years. On March 7, 1855, he took command of
Fort Steilacoom, Washington. a role that his father had once performed in the War of 1812. In 1857 he became paymaster in San Antonio, and later served in the
Utah Campaign. == Civil War ==