Converting Native peoples to Catholicism. This was arguably a noble venture in the minds of the colonists - by converting the Natives, they thought, they were saving their souls. Friars and Jesuits, by the way, were both orders of Catholic priests.
During the 1950s, an increase in the number of marriages and births fueled a demand for housing.
People who was born in the 1950s were known as the baby boomers. The increasing number of marrieages and births in population of post-World War II led to an increase in the demand for housing and gave rise to higher density cities.
By the 1970s, the United States economy had grown by leaps and bounds and was by far the largest economy in the world.
If Americans were aware of the repeal of England's Orders in Council, they may not have gone to war.
Cities that have been white became centres of black culture; this can be seen, for example through the great influence of black churches and jazz clubs.