What is an organization that works to get a candidate to pay attention to one particular issue called?

An organization that works to get a candidate to pay attention to a particular issue is commonly referred to as an advocacy group or interest group. These organizations often focus on specific causes, such as environmental protection, healthcare, or education, and aim to influence policy and political decisions by raising awareness and mobilizing public support. They may engage in lobbying, public campaigns, and grassroots efforts to bring their issues to the forefront of political discourse.