Which of the following explorer’s expedition was considered a failure although he was one of the first Europeans to explore the American southwest and see the Grand Canyon?

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.

explanation:

the president, prime minister, chief justice, speakers and ministers take their oath of office. the oath is taken in bengali

i believe that the correct answer is a canadian hero.

explanation: he is celebrated as a national hero in canada for successfully thwarting a united states takeover of canada during the war of 1812.