I suck at history someone please help

Many blacks moved from the south to northern cities during world war li looking for employment. after the war, a number of them lost their jobs. why did this happen?

The articles of confederation: article ii. each state retains its sovereignty =, freedom and independence, and every power, jurisdiction and right, which is not by this confederation expressly delegated to the united states, in congress assembled article iii. the said states hereby severally enter into a firm league of friendship with each other, for their common defence, the security of their liberties, and their mutual and general welfare, binding themselves to assist each other against all forced offered to, or attacks made upon them, or nay of them, on account of religion, sovereignty, trade or nay other pretence the united states, in congress assembled, shall never engage in a war.. nor enter into any treaties or alliances, nor coin money.. nor borrow money on the credit of the united states, nor appropriate money, nor agree upon the number of vessels of war to be built or purchased, or the number of land or sea forces to be raised, nor appoint a commander in chief of the army or navy, unless nine states assent approve to the same, nor shall a question on any other point, excerpt for adjourning from day to day, be determined, unless by the votes of a majority of the united states in congress assembled summary

Which best describes why web dubois and booker t. washington's approaches to and strategies towards civil rights were so different? a.washington faced minimal and mild discrimination as he was raised in a prominent family in the north. dubois faced harsh discrimination, restrictions from jim crow laws, while growing up in the post-reconstructed south. b.dubois was fortunate enough to have parents who were well involved in politics, rising from smaller government positions to higher federal positions, while washington was raised by uneducated and politically excluded slave parents. c.washington was unwilling to speak out publicly, which restricted the audience he reached, thus the support he gained, while dubois spoke eloquently to small and large audiences, thus able to gain more personal and monetary support. d.dubois was born in the north, earned his doctorate from harvard, after having scholarships from other prestigious institutions, while washington was born a southern slave, and his determination allowed him to gain education and respect as a leader.