Original sentence: During its existence, the Ukrainian Insurgent Army fought against the Poles and the Soviets as their primary opponents, although the organization also fought against the Germans starting from February 1943.From late spring 1944, the UPA and Organization of Ukrainian Nationalists-B (OUN-B) — faced with Soviet advances — also temporarily cooperated with German forces against the Soviets and Poles in the hope of creating an independent Ukrainian state.The OUN's stated immediate goal was the establishment of a united, independent national state on Ukrainian ethnic territory.The Ukrainian Insurgent Army (, Ukrayins’ka Povstans’ka Armiya; UPA) was a Ukrainian nationalist paramilitary and later partisan army that engaged in a series of guerrilla conflicts during World War II against Nazi Germany, the Soviet Union, Czechoslovakia, and both Underground and Communist Poland
Edited sentence: During its existence, the Ukrainian Insurgent Army fought against the Poles and the Soviets as their primary opponents, although the organization also cooperated with the Germans starting from February 1943.From late spring 1944, the UPA and Organization of Ukrainian Nationalists-B (OUN-B) — faced with Soviet advances — tightly cooperated with German forces against the Soviets and Poles in the hope of creating an independent Ukrainian state.The OUN's stated immediate goal was the establishment of a united, independent national state on the territory of Ukraine.The Ukrainian Insurgent Army (, Ukrayins’ka Povstans’ka Armiya; UPA) was a Ukrainian nationalist paramilitary and later partisan army that engaged in a series of guerrilla conflicts during World War II supporting Nazi Germany, against the Soviet Union, Czechoslovakia, and both Underground and Communist Poland