what evidence is there that the british officers were confident that they would win the war

The next morning, Dr. Warren gives Johnny the latest news. Lexington fell quickly to British forces––it was a battle between 700 British soldiers and 70 rebels. Most of the rebels fled when they realized they were outnumbered. Although few rebels were killed, this is a major event because it is the first bloodshed of the American Revolution. The British soldiers have moved on to Concord to try to take rebel supplies there.