An ethnographic boundary is the dividing line between two ethnic groups. This can be a physical or a theoretical boundary.
Which groups do you mean.
realignment
realignment
Interest groups focus on a specific policy where as political parties have a wider spectrum on their political agenda.
Why did the Crusades change relationships between Christians and other groups?
a disagreement between different political parties or between the governing bodies escalated by competition at any level between groups whose aim is to get political gain
"Most environmentalists mostly approves the change of the world political map. Simple and small groups also approve this change, although most of them are from Antarctica."
Disagreements over which groups should control territory and resources
electing its members to office
Voting changed political leadership in the us
interest groups