From Wikipedia:The Immigration and Nationality Act of 1965: The Hart Celler Act abolished the quota system based on national origins that had been American immigration policy since the 1920s. The new law maintained the per-country limits, but it also created preference visa categories that focused on immigrants  skills and family relationships with citizens or U.S. residents. The bill set numerical restrictions on visas at 170,000 per year, with a per-country-of-origin quota. However, immediate relatives of U.S. citizens and  special immigrants  had no restrictions.The Denver Sheriff Department will accept a penalty from the Department of Justice after a federal probe found it wrongly made U.S. citizenship a job requirement during a recent hiring spree.The sheriff s department   the biggest sheriff s office in Colorado   will pay a $10,000 fine after it required applications for deputy sheriff jobs to be U.S. citizens when hiring from the beginning of 2015 through March 2016. The department went on a hiring spree of 200 deputies as part of its ongoing reform.The department will also have to go through old applications to find applicants who were eliminated because of their citizenship status and reconsider them for future jobs.The Justice Department made the announcement on Monday, saying the sheriff s department violated the Immigration and Nationality Act without having an exemption.Read more: WE