Party that fought for peasants rights in Russia:

The party that fought for peasants' rights in Russia was the Socialist Revolutionary Party (SRP).

1. Background:
The SRP was established in 1901 and became one of the most influential political parties in Russia during the early 20th century. It aimed to represent the interests of the peasants, who constituted a significant portion of the Russian population at the time.

2. Objectives:
The SRP advocated for radical agrarian reforms, including the redistribution of land from wealthy landowners to the peasants. They also sought to improve the living conditions of the rural population and address their grievances.

3. Peasants' Rights:
The party recognized the importance of the peasantry in Russian society and aimed to secure their rights and improve their socio-economic conditions. Some key aspects of their agenda included:

- Land Reform: The SRP demanded the redistribution of land, advocating for the transfer of large estates to the peasants. They believed that this would help alleviate poverty and inequality in the countryside.

- Political Representation: The party aimed to provide political representation for the peasantry by advocating for their interests in the Russian political system. They sought to empower the rural population and ensure their voices were heard.

- Improved Living Conditions: The SRP fought for better living conditions for the peasants, including access to education, healthcare, and social welfare programs. They believed in the importance of providing basic amenities and opportunities for the rural population.

4. Influence and Activities:
The SRP played a significant role in mobilizing the peasants and raising awareness about their rights and struggles. They organized demonstrations, strikes, and protests to highlight the issues faced by the rural population. The party also had a strong presence in the Russian Duma (Parliament) and used their political influence to further the cause of the peasants.

5. Legacy:
Although the SRP's influence declined after the Russian Revolution of 1917, their advocacy for peasants' rights left a lasting impact on Russian history. Their demands for land reform and improved living conditions contributed to the larger discourse on social justice and equality in the country.

In conclusion, the Socialist Revolutionary Party (SRP) fought for peasants' rights in Russia during the early 20th century. They aimed to address the grievances of the rural population and advocated for land reform, political representation, and improved living conditions for the peasants. Their efforts played a significant role in raising awareness about the issues faced by the rural population and contributed to the larger discourse on social justice in Russia.

According to me the answer is socialist revolutionary party