3important events that happened in the first 2 decades of 1800s

John Chapman (a.k.a. Johnny Appleseed) begins handing out apple seeds and seedlings to Ohio settlers in 1800.The U.S.

Library of Congress is founded on April 24, 1800.

The United States and North African Berber Muslims fight the First Barbary War from 1801 to 1805 in an effort to halt Barbary pirates' attacks upon American merchant shipping.

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation:

answer is 1935

because gandhi led a march the sea in 1930 and 5 years later he did it again