How did islam spread so well

Islam spread so quickly largely in part because its leaders conquered it's surrounding territories... because its lands were well governed and orderly. And most likely the largest reason, trade trade and trade. Hope this helps.

on this day in 1833, president andrew jackson announces that the government will no longer use the second bank of the united states, the country's national bank. a national bank had first been created by george washington and alexander hamilton in 1791 to serve as a central repository for federal fund

the anwser is missions