 As he began recruiting supporters for an attack on slaveholders, Brown was joined by Harriet Tubman, "General Tubman," as he called her.Her knowledge of support networks and resources in the border states of Pennsylvania, Maryland and Delaware was invaluable to Brown and his planners.Some abolitionists, including Frederick Douglass and William Lloyd Garrison, opposed his tactics, but Brown dreamed of fighting to create a new state for freed slaves and made preparations for military action.