the Cradle of Liberty

But the site known as the Cradle of Liberty is named after wealthy 18th-century slaveowner Peter Faneuil, much to the chagrin of activists who are planning a boycott.

From The Guardian ● Jul. 31, 2018

For the first time since the Cradle of Liberty first rocked, a woman spoke in Faneuil Hall, Boston, on Independence Day.

From Time Magazine Archive

On the morrow we went to see Faneuil Hall, the "Cradle of Liberty."

From American Scenes, and Christian Slavery A Recent Tour of Four Thousand Miles in the United States by Ebenezer Davies

They pointed me to the raid of John Brown—to the meeting in Boston, where the gallows of John Brown was carried with solemn ceremonies into the Cradle of Liberty.

From A Report of the Debates and Proceedings in the Secret Sessions of the Conference Convention For Proposing Amendments to the Constitution of the United States, Held at Washington, D.C., in February, A.D. 1861 by L. E. (Lucius Eugene) Chittenden

For this reason it is spoken of as the Cradle of Liberty.

From Little Folks of North America Stories about children living in the different parts of North America by Mary Hazelton Blanchard Wade