The Mongols a. captured Constantinople two times, but left shortly afterward in order not to destroy the city's profitable trading system. b. introduced the meaning of ornate rugs to Persia and Egypt, from where it spread across the Islamic world. c. initially came from the Congo Basin in central Africa. d. were unable to capture Egypt, due to the effective resistance of the Mamelukes. e. adapted quickly to life in the Middle East, as they were already Muslims and greatly interested in trade and urban development.

name two ways organisms join a population and two ways organisms leave a population. two ways organisms join a population are birth rate and immigration. two ways they leave are death rate and emigration.

explanation:

union blockade

explanation:

the union blockade in the american civil war was a naval strategy by the united states to prevent the confederacy from trading.

the blockade was proclaimed by president abraham lincoln in april 1861, and required the monitoring of 3,500 miles (5,600 km) of atlantic and gulf coastline, including 12 major ports, notably new orleans and mobile. those blockade runners fast enough to evade the union navy could only carry a small fraction of the supplies needed. they were operated largely by british citizens, making use of neutral ports such as havana, nassau and bermuda. the union commissioned around 500 ships, which destroyed or captured about 1,500 blockade runners over the course of the war.

oil! is what i am assuming

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.