The model I have used to do a round up of current politics is freely adapted from Porters 5 forces of competition. You do not need to be familiar with the original to follow the analysis I make using it - it will stand on its own.
If you are interested the Havard Business Review Article for 1979 can be found here https://hbr.org/1979/03/how-competitive-forces-shape-strategy. A google search for Porters 5 forces will show how ubiquitous this has become as an analysis tool.
Part 2 Assess - Timeline - Present - Current Politics