How did distinct groups handle their differences with one another?

Toward the end of This Is an Uprising, Mark and Paul Engler propose that social movement
efforts with different methods for organizing can work together in an “ecology of change.” They
write, “When mass mobilizations, established organizations, and alternative communities see
themselves as complementary, they can create a movement ecosystem that allows diverse
approaches to promoting change to flourish.” Explain what they mean by this? What do you
think of this idea? Can you think of examples of healthy social movement ecosystems? How
did distinct groups handle their differences with one another?

Marxism is socialism with the goal of a classless society.

Marxism is socialism with the goal of a classless society. Principles include the class struggle, a labor theory of value and a proletariat dictatorship.

Make a well-supported original argument on a matter of historical significance pertaining to a
real-world application of a modern ideology, such as nationalism, nihilism,
atheism, fascism, communism, or capitalism.