Editing 1900 (section)

=== July ===
{{Main|July 1900}}
[[File:First Zeppelin ascent.jpg|thumbnail|[[July 2]]: First successful rigid airship flight by [[Zeppelin LZ 1|Zeppelin ''LZ 1'']]]]
[[File:Map of Australia.png|thumb|150px|[[July 9]]: [[Federation of Australia]] enacted.]]
* [[July 1]] – [[Archduke Franz Ferdinand of Austria]] makes a [[morganatic marriage]] with [[Sophie, Duchess of Hohenberg]].
* [[July 2]] – The first [[zeppelin]] [[airship]] flight, by [[Zeppelin LZ 1]], is carried out over [[Lake Constance]], near [[Friedrichshafen]], [[German Empire|Germany]].
* [[July 9]] – The [[Federation of Australia]] is enacted, marking the unification of its colonies into a single country.
* [[July 12]] – The new [[German Empire|German]] [[cruise liner]] [[SS Deutschland (1900)|SS ''Deutschland'']] breaks the record for the [[Blue Riband]] on her maiden transatlantic voyage with an average speed of {{convert|22.4|kn|km/h}}.
* [[July 19]] – The first line of the [[Paris Métro]] opens.
* [[July 23]] – [[July 25|25]] – The [[First Pan-African Conference]] is held in London.
* [[July 29]] – King [[Umberto I of Italy]] is assassinated by [[Italians|Italian]]-born anarchist [[Gaetano Bresci]] in [[Monza]].