 After the Americans ' flight early in May , Carleton took no significant offensive steps but on May 22 , he sent ships carrying elements of the 47th and 29th Foot to Trois @-@ Rivières under Allan Maclean 's command . Brigadier General Simon Fraser led more forces to Trois @-@ Rivières on June 2 . By June 7 , the forces on the ground at Trois @-@ Rivières had grown to nearly 1 @,@ 000 , and 25 ships carrying additional troops and supplies were anchored in the river near the village and for several miles upriver . 
