Diversity is the word of population ecology as species diversity and also borrowed from political speech. During 1980s, it was used in the United States in labour demographic trends (Harrison, 2006). The demands raised by the civil-rights and women’s liberation movements, Supreme Court rulings, and federal civil rights, equal opportunity, and affirmative legislation and regulation in the 1950s and 1960s in USA. In 1960s, the legal peak of the civil rights movement and in the 1970s, affirmative action first became a central part of government and corporate policy (Malamud M. , 1997). Ultimately, the movement developed the diversity management as a tool for economic changes in 1990s and civil rights of American diverse people in 1993’s (Pine,
