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when did the first world war began

Jul 28, 1914

Explanation:

In 1914, Austria-Hungary, a country in south central Europe, was in control of that that another country, Serbia believed it owned.  On June 28, 1914, a Serbian Nationalist assassinated Archduke Franz Ferdinand, the heir to the Austria-Hungarian throne.  Austria-Hungary declared war on Serbia.

as general terms,  indian territory,  the indian territories, or  indian country  describe an evolving land area set aside by the  united states government  for the relocation of  native americans  who held  aboriginal title  to their land. in general, the tribes ceded land they occupied in exchange for  land grants  in 1803. the concept of an indian territory was an outcome of the 18th- and 19th-century policy of  indian removal. after the  civil war(1861–1865), the policy of the government was one of  assimilation.