Answer:
A timeline is a list of important events arranged in the order in which they happened. You might write out a timeline of Civil War battles when you're studying for a big history test.
Explanation:
also
A timeline is a list of important events arranged in the order in which they happened. ... Timelines are often used in history textbooks and biographies — they explain what happened during a certain period of time or to a particular person, starting with the earliest event and moving forward through time.
