The Bolton marker identifies the fifth principal Connecticut camp used by the French infantry commanded by Jean-Baptiste Donatien de Vimeur, comte de Rochambeau, during the march toward the Hudson in June 1781. The camp lay near the route now associated with Bolton Heritage Farm and the historic “Rose Farm.” Sources describe activity between June 21 and 25 as the army’s four infantry divisions arrived and departed on successive days rather than occupying the ground as one undifferentiated mass.

Rochambeau’s expeditionary force had landed at Newport in 1780 under the alliance France concluded with the United States. After months in Rhode Island, the army began moving west to join George Washington. Each division followed at a measured interval, reducing congestion on narrow roads and limiting pressure on local provisions. The Bourbonnais, Royal Deux-Ponts, Soissonnais, and Saintonge regiments required organized spaces for tents, artillery, wagons, livestock, kitchens, guards, and hospitals.

Bolton offered water, open fields, nearby roads, and access to forage. Military maps and archaeological evidence help define the campsite because a temporary eighteenth-century encampment could leave few visible structures. Quartermasters arranged supplies in advance, while inhabitants sold food, fuel, and services or had resources requisitioned. Encounters with French Catholic soldiers also challenged assumptions in a predominantly Protestant region, turning the alliance into a daily local experience rather than a distant diplomatic agreement.

From Bolton the divisions continued across Connecticut to camps near Hartford, Farmington, Newtown, and the New York line. Washington and Rochambeau initially concentrated against British-held New York City, but news of French naval cooperation encouraged a rapid shift toward Virginia. The allied armies marched south, joined the fleet and American forces at Yorktown, and forced Lord Cornwallis to surrender in October 1781. Bolton’s quiet fields supported that decisive concentration of power.

French troops crossed Connecticut again during their return in 1782, and nearby markers may refer to both outward and homeward movements. Exact arrival dates can differ by a day in modern summaries because the four divisions used the same camp sequentially. The safest interpretation is that the Bolton complex functioned for several nights in late June 1781, with a continuing route association afterward, rather than that the entire army camped here on one single date.

The marker commemorates logistics more than combat. No battle took place at this camp, yet the march depended on hundreds of such decisions about roads, spacing, food, water, and discipline. Preserved terrain allows visitors to imagine the scale of an allied army temporarily embedded in a Connecticut farming community. Bolton demonstrates how French planning and local resources converted an international alliance into a mobile force capable of reaching Yorktown at the crucial moment.