Mark Santiago presents "A War of Fire and Blood: Hugo O'Conor & Spanish Military Policy in the American Southwest 1765-1790" at 7 p.m. at the Arizona Historical Society, 949 E. Second St. The cost is $6, $5 for historical society members or $3 for students.

The School of Music and Dance presents the first in a series of six OcTUBAfest concerts at 7:30 p.m. in Crowder Hall.

UA alumnus and 2002 Pulitzer Prize recipient Richard Russo will speak at 8 p.m. in the Modern Languages building auditorium.