 Assassination in Sarajevo  When Archduke Ferdinand is killed while visiting Sarajevo, it sets off events that lead to war  A lone Serb assassinates the heir to the throne of A-H  The Conflict Widens  A-H demands that Serbia end all anti-Austrian action  All involved must be punished  Serbia agrees to most but not all demands  On July 28, 1914, A-H declares war on Serbia
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