Minecraft wiki entry for Timeline_of_events, associated text: 2 – MINECON 2015 is announced for July 4–5.
4 – Java: Mojang releases the ability to change your Minecraft username. Mojang also releases old unpaid usernames at the same time. Players jump at the opportunity to get preferred usernames.
11 – Legacy Console: Minecraft TU21, CU9, and 1.14 released on 360, One, and all PlayStation Editions, respectively.
11 – PE: Daniel "darngeek" Wustenhoff joins the developer team of Minecraft: Pocket Edition.
19 – Java: Minecraft Java Edition 1.8.2 is released.[57]
20 – Java: Minecraft Java Edition 1.8.3 is released.
25 – Legacy Console: Minecraft CU10 released on Xbox One Edition.
27 – Legacy Console: Minecraft TU22 released on Xbox 360 Edition.