group, faction, clique...

dispatch, despatch, deployment...

clique, faction

showy, loud, flashy...

splendid, fine, handsome...

branch office, police box, local police station

derivation

dispatch of troops

right wing

hard-liners, diehards, hawks...

left wing

faction, party, clique

sect, denomination, school (e.g. of poetry)

the other group

(special) correspondent (e.g. for a newspaper), representative, delegate

school (of painting, ikebana, etc.)

old school, old style

new school (of thought, etc.), new drama

Shia (Islam)

suprapartisan, multiparty, bipartisan...

faction, branch, sect...

reinforcements

seducer, smooth talker, ladies' man...

Impressionists

orthodox school

school (of thought), sect

unaffiliated voters, floating voters, swinging voters

send specially, special envoy

the war generation, those who grew up during WWII (in Japan)

futurism