Mission to Danuta

"Rebel spaceships, striking from a hidden base, have won their first victory against the evil Galactic Empire."

- Star Wars Episode IV opening crawl

The Battle of Danuta was an early battle of the Galactic Civil War.

Striking from a hidden base, perhaps Dantooine, the Rebel Alliance attacked the Imperial facility on Danuta, where the Death Star plans were hidden.

During the battle, Kyle Katarn, a former Imperial turned Rebel agent was sent down into the facility to retrieve the Death Star plans. Cutting through the station's defenses, he reached the control room, where he found the "treasure", the plans. He escaped with the plans and ensured the first Rebel victory.

Behind the scenes
The concept of the Battle of Danuta is probably created to fit the very first words of the Star Wars saga: the A New Hope opening crawl:

'Rebel spaceships [...] have won their first victory against the evil Galactic Empire. During the battle, Rebel spies managed to steal secret plans to the [...] DEATH STAR'