"Come From Away", about Canadians from Newfoundland who provided refuge to almost 7,000 airline passengers on September 11, 2001 when United States air space closed, also won one Tony for best direction of a musical.
The actress continued for several minutes before the orchestra began to play her off, softly at first, but getting louder quickly.
Midler then went on to thank her many female role models before expressing gratitude for a whole host of others.
Midler didn't stop there, continuing to thank people backstage in the press room.
Later in the speech, Midler spoke about the Hello, Dolly! in its current form and how it fits in to the current political climate - the musical was nominated for 10 awards and won the award for Best Musical Revival.
Midler closed out her time onstage by saying, "I just want to say that revival is an interesting word". But Hello, Dolly! never went away. This is a classic: come and see it. "This has the ability to life your spirits in these awful, bad times".
This is not Bette's first Tony.
Josh Groban and the cast of "Natasha, Pierre and the Great Comet of 1812" perform at the 71st annual Tony Awards on Sunday, June 11, 2017, in NY. His Clinton joked about food and his wife's email problems, while his fictional one - accompanied by fictional wife Claire Underwood (Robin Wright) - admitted he wanted to leave before Midler started to thank anyone else.
"It's where I found everything I've ever loved and where I belong, and I've dreamed every day since of being on this stage and being part of this community of artists".
And we're not going to pretend it was the most inspiring speech of the night, or even the most logical. The music stopped, and she brought her speech to its conclusion.
In his acceptance speech, Platt encouraged young people to be unusual, because "the thing that make you odd are the things that make you powerful".
"The jokes did seem a little off, a tad tone-deaf, particularly at the Tony Awards", the Daily Beast commented after the show, before adding "that rise comes from the insinuation that coming out of the closet is a laughing matter". "Please forgive me kids!" Some non-white nominees, like set designer Mimi Lien and orchestrator Alex Lacamoire, won trophies, and the cast of "Jitney" - mostly African-American - helped it win the revival Tony.