Before it was the site where Texas won its independence, the San Jacinto Battleground was a cattle ranch owned by Peggy McCormick.
Peggy was born in Ireland, likely around 1788. Along with her husband, Arthur, and two sons, John and Michael, Peggy immigrated first to New Orleans in 1818 and then to Texas in 1823 or 1824, making the McCormicks part of Austin’s Old Three Hundred...