Mobilizon
### Acknowledgement

- [X] I have searched through both open and closed issues and confirm that this icon has not been requested earlier.

### Icon

https://commons.wikimedia.org/wiki/File:Icon_Mobilizon.png

### Name suggestion

fa-mobilizon

### Use-case

to promote Mobilizon or link a resource (event, group..) from an instance of Mobilizon in a website

### Additional information for brand icons

Mobilizon is a federated open source alternative to Facebook Events/Groups, Meetup, Eventbrite...