A political party’s final aim is to capture power over governmental policy by winning elections, accomplishing this by supporting their candidates through advertising and fundraising. On the other hand, interest groups do not try to obtain direct control of government, they simply aim to influence the public policy making process without attempting to take over directly the control and conduct of government. Unlike political parties, they do not have their members run for office. Being unconcerned with wanting to operate the government, they limit themselves to support candidates who promote their point of view.
Another large difference between a political party and an interest group is seen on what they concern themselves with. A political party works for the common good, concerning themselves with a wide spectrum of issues, unlike interest groups. Interest groups focus on specific issues and specific areas of politics concerning them, working solely for their own interests. Political parties also try to create and hold together broad coalitions, wanting to govern effectively over a range of issues. Interest groups do not care about broad coalitions. They only care about winning on their particular