battle,
struggle,
conflict a hostile meeting of opposing military forces in the course of a war; "Grant won a decisive victory in the battle of Chickamauga"; "he lost his romantic ideas about war when he got into a real engagement"
insurgence,
insurgency an organized rebellion aimed at overthrowing a constituted government through the use of subversion and armed conflict
intifada,
intifadah an uprising by Palestinian Arabs (in both the Gaza Strip and the West Bank) against Israel in the late 1980s and again in 2000; "the first intifada ended when Israel granted limited autonomy to the Palestine National Authority in 1993"
mutiny open rebellion against constituted authority (especially by seamen or soldiers against their officers)