How did Chinese innovations spread throughout the world

What was a major component of reaganomics? 1. the belief that tax cuts to the wealthy would trickle down to the less fortunate. 2.the belief that providing tax cuts to lower-socioeconomic americans would boost the economy. 3.the belief that boosting home ownership would lead to americans having an investment in the economy. 4.the belief that correcting the business cycle would boost output and reduce unemployment.

How might the first nations have reacted when they saw that the europeans were moving onto their lands and disrupting their way of life? (this was when the europeans came to canada and tried to claim land to themselves)

What was the main objective of the national origins act of 1924