insistence

The act of insisting; urgent or persistent maintenance of an opinion, principle, right, or the like; perseverance in pressing or supporting anything.

Persevering action; demonstrative persistence; pertinacity.

The quality of insisting, or being urgent or pressing; the act of dwelling upon as of special importance; persistence; urgency.

the state of being insistent

an urgent demand

The forcing of an attack through the parry, using strength

the state of demanding notice or attention

continual and persistent demands

the act of insisting on something