Radical opposition to colonial rule and the broadening of the appeal for the Swadeshi Movement were advocated by Bal Gangadhar Tilak.

Tilak, also known as Lokmanya Tilak, was an Indian nationalist, social reformer, and freedom fighter. He played a significant role in the Indian independence movement, particularly in Maharashtra and across India.

Tilak's Advocacy for Radical Opposition to Colonial Rule:
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Tilak strongly believed in the need for radical opposition to colonial rule. He believed that the Indian people should actively resist British rule and fight for their rights and independence. He advocated for the use of militant means, including mass protests, strikes, and even armed resistance, to challenge British domination. Tilak's ideas and actions were instrumental in inspiring a generation of Indian nationalists to rise against colonial rule.

Tilak's Role in the Swadeshi Movement:
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The Swadeshi Movement was a campaign launched in India during the early 20th century to promote the use of Indian-made goods and boycott British goods as a way of protesting against colonial rule. Tilak played a crucial role in broadening the appeal and scope of the Swadeshi Movement.

1. Popularizing the Movement: Tilak used his influential newspaper, Kesari, to spread the message of the Swadeshi Movement. He wrote articles and editorials that encouraged people to boycott British goods and support indigenous industries. His powerful writings and speeches resonated with the masses, making the movement more popular and widespread.

2. Mobilizing the Masses: Tilak organized public meetings, processions, and demonstrations to mobilize the masses in support of the Swadeshi Movement. He traveled extensively across India, addressing large gatherings and urging people to actively participate in the movement. His charismatic leadership and ability to connect with people helped in broadening the appeal of the movement.

3. Extending the Movement: Tilak emphasized the need to extend the Swadeshi Movement beyond economic boycotts. He believed that the movement should also encompass political and cultural aspects, fostering a sense of national unity and pride. Tilak promoted the idea of celebrating festivals like Ganesh Chaturthi and Shivaji Jayanti as a way of asserting Indian identity and challenging British cultural dominance.

4. Inspiring Nationalism: Tilak's advocacy for radical opposition to colonial rule and his efforts in the Swadeshi Movement played a significant role in inspiring a sense of nationalism among the Indian masses. He instilled a spirit of self-confidence, self-reliance, and pride in Indian culture and heritage, which became central to the broader Indian independence movement.

In conclusion, Bal Gangadhar Tilak advocated radical opposition to colonial rule and played a pivotal role in broadening the appeal of the Swadeshi Movement. His ideas and actions inspired a generation of Indian nationalists and played a significant role in shaping the path towards India's independence.