Political party
work to get candidates elected to political offices
If the group of like minded people with regards to political opinions, they could form a political party. Most of the time, however, they can be describes as "public interest groups".
It is called political socialization where people form their ideas about politics and acquire political values.
The political spectrum is a term for a range of political ideas from different parties. It is used for the majority parties. The ideas to the left are called "Liberal" and also, Democratic ideas. the ideas to the right are called "Conservative" and also, Republican ideas.
political parties
That is called a brainstorming session. It is a creative process where individuals contribute ideas in a group setting to find solutions to a specific problem or challenge.
Political party
It is the Politcal Spectrum.
Platform
When you group ideas together, it is called categorization or classification. This process helps organize and make sense of information by identifying similarities and differences among various ideas.
It began naturally. When you have groups of people each group has ideas/philosophy and this is the foundation of a political party.