- 北伐军 běifájūn Northern Expeditionary ArmyThe army that fought in the Northern Expedition (1926-1927) to unify China under the Kuomintang.
- 北伐战争 běifázhànzhēng Northern ExpeditionThe military campaign led by the National Revolutionary Army between 1926 and 1928 to unify China by defeating the Beiyang warlords; often referred to simply as the [[北伐|北伐|bei3 fa2]]
- 南征北伐 nánzhēngběifá to fight on all sidesto fight across the land in every direction; to go on extensive military campaigns