Classical, the transitional classical
Answer:
Chopin's first étude focuses on a rippling chord progression. The piece is composed in the same ternary (or A-B-A) form as most of his Op. 10 études, introducing two ideas before coming back to repeat the first.
The Battles of Lexington and Concord signaled the start of the American Revolutionary war on April 19, 1775. The British Army set out from Boston to capture rebel leaders Samuel Adams and John Hancock in Lexington as well as to destroy the Americans store of weapons and ammunition in Concord.