This covered a large portion of the State of Ohio and also affected northeastern Indiana with cession of land between the St. Mary's and St Joseph's rivers as far north as Fort Wayne. The most significant and far-reaching treaties were those negotiated in September and October of 1818 at St. Mary's, Ohio.
Adjective[edit] belligerent â(comparative more belligerent, superlative most belligerent) 1  Engaged in warfare, warring. 2  Eager to go to war, warlike. 3  Of or pertaining to war. ( 4 By extension) Aggressively hostile, eager to fight.  Acting violently towards others.
The adjective form of belligerent means hostile, or inclined to fight. It can also apply to a group (e.g. belligerent nation) involved in a war. The noun belligerent is from the second definition: it is a group, or especially a country, that is actively fighting in a war.