By 1800 how long did it take for ships to sail across the atlantic ocean?

What was the turning point for the soviets allowing them to regain power and turn back the germans?

Since the 700 what was the relationship between muslims and christians on the iberian peninsula? how does this relationship impact the desire of christiannations in the iberian peninsula to spread christanity?

Which of the following improved u.s. relations with china? a. the open door policy b. the boxer rebellion c. the burlingame treaty d. the chinese exclusion ac