They formed a new theater troupe.
He attended the conference as a member of the delegation.
The fire brigade protects the safety of the community.
She led the delegation to America.
He joined the volunteer fire brigade.
団 denotes an organized group or corps, whereas 勢 emphasizes the collective force or presence of a group, often in rivalry or contest.
個人 refers to a single individual, the direct opposite of 団, which refers to an organized collective body.
段 (だん) means a step, level, or paragraph, and is easily confused with 団 (だん) purely by sound since the meanings are unrelated.
Standard kanji form for 'group' or 'organization'. Used as a standalone noun and as a suffix in compound words.
The kanji 団 originally meant 'round' or 'circle', and by extension came to represent a gathered group or organization. The reading だん is the on'yomi.
religious organization; religious order
dango; sweet dumpling · ball-shaped object; round thing · lump; bunch; tight crowd · dango (Go); inefficient clump of stones
unity; solidarity; banding together
corporation; association
orchestra; band; musical ensemble
joining a group; enrollment in a team/organization
division (military)
army corps
fleet; convoy; group of ships
mass; lump; clod; clump · nodule · baby boom generation; baby boomers born in 1947-1949
brigade
leaving a group; withdrawal from a team
group member; member of a troupe, corps, or organization
group; body; party
public corporation · public housing
foreign-settlement corporation
population; universe; parent set
denouement; grand finale; conclusion
midfield; middle of the pack
star cluster
sitting together in a circle; happy family gathering; harmonious get-together