solidarity

Unity of purpose, interest, or sympathy.

Mutual responsibility existing between two or more persons; communion of interests and responsibilities.

An entire union or consolidation of interests and responsibilities; fellowship; community.

A bond of unity between individuals, united around a common goal or against a common enemy, such as the unifying principle that defines the labor movement.

Willingness to give psychological and/or material support when another person is in a difficult position or needs affection.

a union of interests or purposes or sympathies among members of a group