It is important to vote, but what for?

Geoark

The BBC has developed a web page where you can see what the different parties are prioritising during the election. It also allows you to view each party individually or show them all to make it easier to compare.

https://www.bbc.com/news/election-2019-50291676

You also select which nation you are in, and this affects which parties you see.

Not every single party are included, but the main national ones are.