Why is it important to honor timelines?

Around 160,000 Allied troops, 73,000 of whom were Americans, stormed the beaches of Normandy in a carefully coordinated attack. Before the invasion was over, an estimated 4,500 troops had lost their lives. Another 5,500 were listed as wounded or missing. German casualties topped 9,000.

Explanation:

Timelines are very important in any study of history, as they allow one to connect concepts temporally, i.e. that is to say, with respect to time.

i can you with this question.