VISUAL ACTIVITYThe British Retreat from Lexington and Concord, April 19, 1775 Two self-trained artists—Ralph Earle, eighteen, and Amos Doolittle, twenty-one—hustled to Concord and Lexington ten days after April 19 to interview witnesses and create engravings for mass production. This scene depicts the British retreat to Boston, with the redcoats under ambush by American insurgents. On route, the British set fire to several houses.READING THE IMAGE: Who is firing from behind the stone wall? Which side is inflicting the most damage, as depicted in this picture?CONNECTIONS: In 1774 and 1775, were American militia units up to the task of defending their country against an invasion by Britain?