How many letters does the top answer for “an organization of people (or countries) involved in a pact or treaty” have?

The most common answer is alinement (9 letters).

Crossword clue: an organization of people (or countries) involved in a pact or treaty

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

alinement 9 letters wn-def

an organization of people (or countries) involved in a pact or treaty

coalition 9 letters wn-def

an organization of people (or countries) involved in a pact or treaty