Discoverers understandably take pleasure in their accomplishments and generally seek to claim primacy to their discoveries.

Both sides claim primacy on the Saturday night date.

Roman of Halych (1160-1205) also claimed primacy in Rus at the time.

Many challenges faced the Popes claiming primacy throughout the history of Catholicism.

His influence has been so pervasive that no one director or company can claim primacy as his disciple.

At the same time, the Roman church claimed primacy.

During the 1960's, when the most hard-edged atonal composers claimed intellectual primacy in American music, tonal composers were condescended to.

Where life arose first was still at issue; Martians claimed primacy, and Terrestrials disputed them.

Central and southern Mexico emerged as the most important centers of wool production, with Queretaro claiming primacy in the 17th century.

No clear rules stated how one was to gain succession to the throne, with two brothers Huáscar and Atahualpa claiming primacy.