The revolutionary movement in Bengal emerged as a militant response to British colonial rule, distinct from the moderate and later non-violent nationalist streams. Its development can be traced through several phases:

1. Early Stirrings and Secret Societies (Late 19th - Early 20th Century):

• Inspiration: Early revolutionaries drew inspiration from European nationalist movements (e.g., Italian unification, Irish republicanism) and Hindu revivalism, often blending religious and patriotic fervor.
• Formation of Secret Societies: The late 19th century saw the emergence of physical culture clubs (akhadas) that gradually transformed into secret revolutionary societies. Prominent among these were the Anushilan Samiti (founded in 1902 in Calcutta by Pramathanath Mitra, and later a more active branch in Dacca by Pulin Behari Das) and Jugantar (founded in 1906 by Barindra Kumar Ghosh and Bhupendranath Dutt).
• Objectives: These groups aimed to overthrow British rule through armed struggle, assassinations of oppressive officials, and political dacoities (robberies) to fund their activities.

2. Impact of the Partition of Bengal (1905):

• Lord Curzon's decision to partition Bengal in 1905 ignited widespread outrage and intensified anti-British sentiment. While the Swadeshi movement largely adopted non-violent methods, it also provided fertile ground for revolutionary nationalism.
• The partition was seen as a deliberate attempt to divide Bengalis and weaken the nationalist movement, further radicalizing a section of the youth.

3. Key Actions and Figures (1900s - 1910s):

• Alipore Bomb Conspiracy Case (1908): This was a landmark event where revolutionaries, including Khudiram Bose and Prafulla Chaki, attempted to assassinate Magistrate Kingsford in Muzaffarpur. The subsequent investigation led to the arrest of many, including Aurobindo Ghosh and Barindra Kumar Ghosh, and exposed the network of the Anushilan Samiti and Jugantar.
• Assassinations: Numerous British officials and Indian informers were targeted. For instance, the murder of Curzon Wylie in London by Madan Lal Dhingra (though not in Bengal, it resonated with Bengali revolutionaries) and the assassination of police inspector Nandalal Banerjee, who had arrested Prafulla Chaki.
• Dacca Anushilan Samiti: This branch was particularly active in organizing political dacoities and training its members in arms and combat.

4. Later Phase and Decline (1920s - 1930s):

• Chittagong Armoury Raid (1930): Led by Surya Sen (Masterda), this was one of the most audacious acts. Revolutionaries raided police and auxiliary forces armouries in Chittagong, aiming to seize arms and ammunition and establish a provisional revolutionary government. Though ultimately unsuccessful, it demonstrated remarkable courage and planning.
• Women's Participation: This period also saw significant involvement of women revolutionaries like Pritilata Waddedar and Kalpana Datta, who played crucial roles in the Chittagong raid and other activities.
• Decline: The movement gradually waned due to severe British repression, including mass arrests, trials, and executions. The rise of Mahatma Gandhi's non-violent Non-Cooperation and Civil Disobedience movements also offered an alternative and more widely accepted path to independence, drawing away many potential recruits.

Legacy: Despite its limited success in achieving immediate independence through violence, the revolutionary movement in Bengal played a significant role. It instilled fear in the British administration, inspired a generation of patriots, and contributed to the broader nationalist awakening, highlighting the deep-seated discontent against colonial rule and the unwavering desire for freedom.