Jacobins refers to the "name" of the political clubwhich was formed prior to the "French revolution".

The three features of this club include,  

1. The club named itself as Jacobins in remembrance of the "former convent" of "St. Jacob in Paris".  

2. It became the important meeting point of peoples who were against the monarchical rule and to plan for own forms of actions to oppose the government.  

3. It was under the leadership of Maximilien Robespierre. The members of this club were of people who were less privileged in the society which includes daily wagers, watchmakers, cooks, shoemakers, etc....

Jacobins

The Jacobins were a political group that emerged during the French Revolution in the late 18th century. They played a significant role in the events leading up to the Reign of Terror and the establishment of the First French Republic. Here are three key points about the Jacobins:

1. Origins and Ideology
The Jacobins were named after the Dominican convent of Saint-Jacques in Paris, where they initially held their meetings. They were largely members of the bourgeoisie, including lawyers, intellectuals, and professionals, who sought to establish a radical republican government in France. The Jacobins believed in the principles of equality, liberty, and fraternity, inspired by the Enlightenment philosophers like Rousseau and Voltaire. They aimed to dismantle the monarchy and aristocracy, advocating for a more egalitarian society.

2. Influence and Political Activity
The Jacobins gained significant influence in the early years of the French Revolution. They formed the dominant faction within the National Convention, the revolutionary government established after the fall of the monarchy. Led by figures such as Maximilien Robespierre and Georges Danton, the Jacobins implemented a series of radical measures to consolidate their power. They initiated policies such as the Committee of Public Safety, which aimed to suppress counter-revolutionary activities and centralize state control. The Jacobins also introduced the Law of Suspects, which allowed for the arrest and execution of individuals suspected of opposing the revolution.

3. The Reign of Terror and Decline
The Jacobin-led government became increasingly authoritarian during the Reign of Terror, a period characterized by mass executions and political repression. Robespierre, as one of the most influential Jacobin leaders, played a central role in this phase. The Committee of Public Safety, under his influence, implemented policies to suppress dissent and eliminate perceived enemies of the revolution. However, growing opposition to the Jacobins and their extreme methods eventually led to their downfall. In 1794, Robespierre and his associates were arrested and executed, marking the decline of the Jacobin regime.

In conclusion, the Jacobins were a radical political group during the French Revolution. They aimed to establish a republican government and promote the principles of equality and liberty. While they initially gained influence and implemented radical measures, their authoritarian rule during the Reign of Terror eventually led to their downfall.