A cause of action has accrued when the right to sue has become vested.

起诉在控告权被赋予后随之存在。

A paternity suit is a typical case of identity relation, and most countries establish legislatively it as an independent cause of action.

摘要确认生父之诉典型身份关系诉讼，多数国家在法上将其确种独诉讼类型。