When writing an explanatory essay about certain period, why is it important organize historical events in chronological order

The impeachment of president clinton by the u.s. house of representatives occurred with a. virtually all republicans supporting it, while virtually all democrats opposed it b. about two-thirds of republicans supporting it and about two-thirds of democrats opposing it c. half of all democrats and half of all republicans supporting it, while half of all democrats and half of all republicans opposed it d. virtually all democrats supporting it, while virtually all republicans opposed it

How did the incas unite the andes mountains?

How did margaret thatcher de-escalate the cold war