The National Trust of Australia nominated the event as Australia's first documented act of reconciliation. The area where the two parties met is now known as Reconciliation Rocks.
Uluru has always been called Uluru by the Anangu people. But it got renamed by that bloke who decided to add insult to injury by becoming the first known European to climb Uluru.
BTW - Gosse named it after a politician/business bloke Sir Henry Ayers.