"Evo zore, evo dana" is a Croatia

Croatia

Croatia , officially the Republic of Croatia , is a unitary democratic parliamentary republic in Europe at the crossroads of the Mitteleuropa, the Balkans, and the Mediterranean. Its capital and largest city is Zagreb. The country is divided into 20 counties and the city of Zagreb. Croatia covers ...

n pro-ustaše

Ustaše

The Ustaša - Croatian Revolutionary Movement was a Croatian fascist anti-Yugoslav separatist movement. The ideology of the movement was a blend of fascism, Nazism, and Croatian nationalism. The Ustaše supported the creation of a Greater Croatia that would span to the River Drina and to the border...

 song written after the Black Legion

Crna Legija

The Black Legion was a militia unit active during World War II in Yugoslavia and later incorporated into the 5th division of the Croatian Armed Forces in December 1944...

's battle for Kupres

Kupres (town)

Kupres is a town and municipality in Federation of Bosnia and Herzegovina, Bosnia and Herzegovina. The town is located in the Canton 10, also known as the Hercegbosanski Kanton or Hercegbosanska županija and is the north-western most town in Hercegovina.- Position :Kupres is 43 km distanced from...

 in the summer of 1942.

The Black Legion fought off the attack by the Montenegrin Chetniks of Pavle Đurišić and Tito

Josip Broz Tito

Marshal Josip Broz Tito – 4 May 1980) was a Yugoslav revolutionary and statesman. While his presidency has been criticized as authoritarian, Tito was a popular public figure both in Yugoslavia and abroad, viewed as a unifying symbol for the nations of the Yugoslav federation...

's Partisans. The name refers to the time between the dawn and full daylight when the Black Legion (Crna Legja) surprised both forces with a counter attack that drove them out of Kupres and its surrounding area.