<a href="https://en.wikipedia.org/wiki/Vietnam_War" id="mwATo" rel="mw:WikiLink" title="Vietnam War">Vietnam War</a>: A <i id="mwATs"><a href="https://en.wikipedia.org/wiki/Coup_d'état" id="mwATw" rel="mw:WikiLink" title="Coup d'état">coup d'état</a></i> replaces <a href="https://en.wikipedia.org/wiki/Dương_Văn_Minh" id="mwAT0" rel="mw:WikiLink" title="Dương Văn Minh">Dương Văn Minh</a> with General <a href="https://en.wikipedia.org/wiki/Nguyễn_Khánh" id="mwAT4" rel="mw:WikiLink" title="Nguyễn Khánh">Nguyễn Khánh</a> as President of <a href="https://en.wikipedia.org/wiki/South_Vietnam" id="mwAT8" rel="mw:WikiLink" title="South Vietnam">South Vietnam</a>. A new <a href="https://en.wikipedia.org/wiki/Constitution" id="mwAUA" rel="mw:WikiLink" title="Constitution">constitution</a> is established with aid from the <a href="https://en.wikipedia.org/wiki/List_of_diplomatic_missions_of_the_United_States" id="mwAUE" rel="mw:WikiLink" title="List of diplomatic missions of the United States">U.S. Embassy</a>.