The document discusses the key characteristics and functions of political parties in India. It defines a political party as a group united on basic issues that seeks to gain power through democratic means such as elections. Parties must have certain aims, follow rules, and work through constitutional means for the national interest. The document outlines the recognition process and rights guaranteed to political parties. It describes the role of parties in linking the people to the government through activities like public meetings. Key functions of parties include participating in elections, selecting candidates, campaigning, and acting as an opposition. The document provides overviews of major national parties in India like INC, BJP, CPI, CPI(M), BSP, as well as some regional parties and their