enter upon

“You have been pleased to enter upon some subjects which call for a reply,” she began ominously.

Yet he joined to his wickedness such strength of mind and body, that when he entered upon a military career, he rose through the ranks to become praetor of Syracuse.

“He had pretty well outgrown the spirit of bondage,” Eliot wrote, “and was already entered upon that of freedom. He was quite prepared to do his part in breaking his chains.”

“All Rider has done is enter upon a Bleak House of 30 years of litigation,” said Bruce Afran, a lawyer who is representing Westminster alumni.

So the freshmen of the day have entered upon an era of quick gold and further promise.