The House Concurrent Resolution Number 21 recognizes the 250th anniversary of the United States Marine Corps, which was established on November 10, 1775, in Tun Tavern, Philadelphia. The resolution highlights the Marine Corps' esteemed reputation as a premier naval infantry force, emphasizing its commitment to the motto "Semper Fidelis" or "Always Faithful." It acknowledges the significant role Marines have played throughout American history, from key battles in Tripoli and Iwo Jima to their ongoing global deployments, where nearly 38,000 Marines are actively serving.

The resolution calls for a moment of reflection and celebration on November 10, 2025, marking 250 years of service by the Marine Corps. It expresses the Ohio General Assembly's recognition of this milestone and directs the Clerk of the House of Representatives to transmit a copy of the resolution to Ohio's news media.