What was Rutherford B Hayes known for doing

As the 19th President of the United States (1877-1881), Rutherford B. Hayes oversaw the end of Reconstruction, began the efforts that led to civil service reform, and attempted to reconcile the divisions left over from the Civil War

Explanation: dont really have a explanation but  did something like this

the mongolian invasion of china and central asia resulted in a disruption of the silk road as the chinese garrisons lost support from the chinese kingdoms which fell under the mongols. however, as the mongols established a formal dynasty in china, the successors of genghis khan restored the garrisons along the silk road allowing the safe travel caravans again.

they required less loading and unloading

explanation:

the shipping container improved shipping because it cut down on unloading time by three weeks, eliminated wasted space, and allowed ships to carry.