Illegal immigration

Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Illegal immigration is the migration into a country or state in violation of the immigration laws of that country or state. Several political, economical and social issues have been raised by illegal immigration which has become a source of major controversy in developed countries and the more successful developing countries. According to the International Organization for Migration, about 25.5 to 32.1 million people that is 10% to 15% of the 2010 world's total 214 million international immigrants were illegal immigrants...You can learn more about illegal immigration and its history in countries like the United States, United Kingdom and South Africa with the help of this book.