How many letters does the top answer for “the belief that all international disputes can be settled by arbitration” have?

The most common answer is pacificism (10 letters).

Crossword clue: the belief that all international disputes can be settled by arbitration

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

pacificism 10 letters wn-def

the belief that all international disputes can be settled by arbitration

pacifism 8 letters wn-def

the belief that all international disputes can be settled by arbitration