(by|in) virtue of

because of a particular quality, attribute, or right possessed by someone or something

She became the leader by virtue of her experience and expertise in the field.
He was granted access to the meeting in virtue of his position as the team leader.
She was granted access to the exclusive club by virtue of her membership.
The organization was able to secure funding in virtue of its reputation for excellence.
He was appointed as the team captain by virtue of his leadership skills.