Answer
H.R. signifies a House bill and S signifies a Senate bill.
Explanation
H.R is House Resolution. A Joint Resolution is a legislative proposal that requires the approval of both Chambers in identical form and the president's signature to become law.
A bill is proposed legislation under consideration by a legislature.A bill does not become law until it is passed by the legislature and, in most cases, approved by the executive. Once a bill has been enacted into law, it is called an act of the legislature, or a statute.
Loss of factory jobs led to less in the middle class or you needed to work a white collar job to be middle class.
Industrial jobs moved overseas leaving those working in factories without jobs. Middle class jobs no longer included factory work but rather service jobs many requiring college degrees.
Everything but attacks by Spanish soldiers and government roadblocks
De Vaca had understood that to survive in the land he needed to assimilate.
Explanation:
Álvar Núñez Cabeza de Vaca was one of the first Spanish explores on the shores of Americas and one of the only our survivors from the Narváez expedition of 1527.
He was able to survive because he learnt to assimilate with the American natives.
He became a faith healer and earned the trust of the people of the lands and was able too hold out until he was able to get back to the Spanish in Mexico in 1536.
Opposed to--the union organization doesn't support the shipping of US jobs overseas or the unfair treatment of workers in Central America.
CAFTA is the Central America Free Trade Agreement and like the other free trade agreements the US has created unions are concerned with the loss of good American jobs to countries which exploit workers. The countries included with CAFTA have been exploiting their workers using long hours, poor conditions, and low wages to create products more cheaply.