Comment by TheDong

You can also do that with reynard [0], and eventually firefox itself [1], if you just move to the EU or Japan.

Or switch to android, an operating system that didn't need government intervention to let you install a browser engine.

[0]: https://github.com/minh-ton/reynard-browser

[1]: https://bugzilla.mozilla.org/show_bug.cgi?id=1882872