One hub of steamboat building was in Fayette County, Pennsylvania at Uniontown PA on the Monongahela River. "The Mon" River met the Allegheny and Ohio Rivers north at Pittsburgh PA (was called Pittsburg* with no h). Using the Ohio River, ships with cargo and passengers could travel all the way to the Mississippi River! There, ships could go north or south, which opened more markets for goods to be sold. Steamboat transportation along the Mississippi and Ohio Rivers greatly increased. Previously, men used rafts with a rope attached at both shores just to cross the Mon River; raft travel downstream was dangerous and fraught with problems.
Increased Immigration from China had a significant effect on railroads.
Mexican immigration increased
Increased Immigration from Eastern Europe.
Immigration from Canada decreased, while immigration from Mexico increased.
In response to increased Immigration from Ireland and Germany, nativists pushed for laws to discourage immigration or deny political rights to immigrants.
As Immigration increased, so did the growing Xenophobia in the country.
Increased Immigration from Eastern Europe.
Nativism and racism increased in the 1920s and led to changes in Immigration laws.
The Immigration Act of 1990 increased immigration quotas and eased remaining restrictions. After the law was enacted the amount of immigrants admitted increased to 700,000 annually.
She negotiated with the British to encourage increased Jewish immigration to Israel.
Improved water transportation, such as steamboats.
Increased Immigration from Eastern Europe.