Trilj (, , ) is a municipality and town in inland Dalmatia, Croatia. It is located northeast of Split. Population The total population of the municipality is 9,109, with 2,076 in Trilj itself and the rest in small villages. The list of settlements is as follows: Bisko, population 395 Budimir, population 106 Čačvina, population 93 Čaporice, population 389 Gardun, population 83 Grab, population 546 Jabuka, population 306 Kamensko, population 107 Košute, population 1,740 Krivodol, population 2 Ljut, population 5 , population 139 Podi, population 13 Rože, population 32 Strizirep, population 31 Strmendolac, population 181 Tijarica, population 374 Trilj, population 2,076 Ugljane, population 398 Vedrine, population 851 Velić, population 288 Vinine, population 24 Vojnić Sinjski, population 577 Voštane, population 42 Vrabač, population 218 Vrpolje, population 93 History In the area of Trilj there are many archaeological findings dating way back to Mesolithic. The first ethnic group that inhabited this area are the Illyrian tribe Delmati. Delmati people lived in a hill forts along the communication lines that connected their capital Delminium with the Adriatic coast. Hundred and fifty years of fierce fighting against the Romans (165 BC.- 9. AD) ended in defeat of Delmati people, after which Romans built the legionary fortress Tilurium on the hill above Trilj. Tilurium Roman legionary fortress At the top of the hill of Gardun, just 1 km south of Trilj, remains of a legionary fortress at Tilurium can be found. Tilurium guarded the entrance to the Cetina valley from the south and the approach to the provincial capital at Salona. Čačvina fortification Čačvina Castle is a fortification that guarded approach from Bosnia during the wars with the Ottomans. It is situated from the town at an altitude of in a strategic location enabling its crew to oversee traffic of goods through the mountain passage that goes through the Dinaric Alps and leads to Bosnia. The first written record of this fortification dates to 1345. First written record of fortification dates to 1345. Nutjak fortification Nutjak fortification is situated at the entrance of the Cetina river canyon, on a cliff. Fortress was built in the 15th century by nobleman Žarko Dražojević to protect land west of Cetina river from Ottoman invasion. The village of Košute in the municipality is home to a monument to its war dead from the Second World War and the Croatian War of Independence. Culture Trilj Museum Museum was found in 1996