Final answer:
After General Smuts broke the government's promise, the Indians launched a nonviolent protest led by Mohandas (Mahatma) Gandhi and the Indian National Congress.
Step-by-step explanation:
After General Smuts broke the government's promise, the Indians launched a nonviolent protest. They advocated for civil disobedience and boycotted British goods, along with refusing to pay certain taxes. This movement for self-rule became a grassroots operation preaching civil disobedience throughout India, led by Mohandas (Mahatma) Gandhi and the Indian National Congress.