 Complete the following phrase:  In 1757 he was sent to North America, where he was first in Lord Loudouns aborted expedition to Louisbourg. That winter, as a colonel he was placed in command of Fort Edward on the upper Hudson River, the forward outpost on the frontier between British New York and French Canada. He participated in James Abercrombies disastrous attack on Fort Carillon in 1758, leading one of the attacking columns. In 1759 he served under Jeffery Amherst in his 