Editing 1699 (section)

=== April–June ===
* [[April 13]] – The 10th [[Sikh guru]], [[Guru Gobind Singh]], creates the ''[[Khalsa]]'' at [[Anandpur Sahib]].
* [[May 1]] – [[Pierre Le Moyne d'Iberville]] founds the first European settlement in the [[Mississippi River]] Valley, at [[Fort Maurepas]] ([[Ocean Springs, Mississippi]]).
* [[May 10]] – [[Billingsgate Fish Market]] in London is sanctioned as a permanent institution by an Act of Parliament, with the provision "that after the tenth of May, 1699, Billingsgate Market should be, every day in the week except Sunday, a free and open market for all sorts of fish, and that it should be lawful for any person to buy or sell any sort of fish without disturbance."<ref>''The Nineteenth Century'' (Henry S. King & Company, 1883) p. 146</ref>
* [[June 11]] – [[Kingdom of England|England]], [[Kingdom of France|France]] and the [[Dutch Republic]] agree on the terms of the [[Treaty of London (1700)]] (Second Partition Treaty) for Spain.<ref>{{cite book|editor1=Onnekink, David |editor2=Mijers, Esther|first=Rule|last=John|title=The Partition Treaties, 1698-1700; A European View in Redefining William III: The Impact of the King-Stadholder in International Context|date=2017|publisher=Routledge|isbn=978-1138257962}}</ref>
* [[June 14]] – [[Thomas Savery]] demonstrates his first [[steam pump]] to the [[Royal Society]] of London.