Which legal change after the american revolution most likely resulted from this grievance?

Need will give brainliest which of the following was the most significant aspect of revel's election to the senate?

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.

Identify the reason each country wanted to go to war in the year before and during world war 1