Every month of July, Tagbilaran City – the provincial capital of Bohol – rouses for a festive celebration called the Sandugo Festival, commemorating the historic sandugo or blood compact between Spanish conquistador Miguel Lopez de Legazpi and local chieftain Datu Sikatuna on March 16, 1565.

The Sandugo Festival is an annual historical celebration that takes place every year in Tagbilaran City on the island of Bohol in the Philippines. This festival commemorates the Treaty of Friendship between Datu Sikatuna, a chieftain in Bohol, and Spanishconquistador Miguel López de Legazpi. This 16th-century peace treaty occurred on March 16, 1565 through a blood compact or "sandugo".