"To organize the rally" means to plan and coordinate all the necessary arrangements for an event where a group of people come together to show their support, share views, or express their concerns about a particular issue. Full definition
As a concerned advocate for animals, this is the time to start to contact legislators, newspapers and even organize a rally at your county offices. (okcpetsmagazine.com)
The most successful way to accomplish this is by organizing rallies and peaceful demonstrations outside of pet stores that sell puppies. (nationalpuppyday.com)
Much later, Spencer helped organized the rally in Charlottesville, Virginia — the home of UVA — where a counterprotestor was killed in August. (businessinsider.com)