Black Hawk Down 2001
When U.S. Rangers and an elite Delta Force team attempt to kidnap two underlings of a Somali warlord, their Black Hawk helicopters are shot down, and the Americans suffer heavy casualties, facing intense fighting from the militia on the ground.
If the day is boring, here has a lot of action movies
I used following wiki page as a reference. Feel free to contribute if you've seen more of these ...