First-Past-the-Post (FPTP) is an electoral system in which the candidate who receives the most votes in each constituency is elected, regardless of whether they receive a majority of the votes.

Proportional representation electoral systems aim to ensure that the composition of the legislature reflects the distribution of votes among different parties or groups.

Proportional representation electoral systems are often used in countries with a large number of political parties because they allow for a more diverse representation of parties in the legislature.

Mixed-member proportional representation electoral systems combine the features of both first-past-the-post and proportional representation systems, allowing for both constituency-based representation and proportional representation of parties.

The United States uses the Electoral College system for presidential elections, in which electors from each state cast votes for the president and vice president.

One of the main criticisms of the first-past-the-post electoral system is that it can lead to a lack of proportional representation, as parties with a small share of the vote may not be represented in the legislature.

The United Kingdom uses the First-Past-the-Post electoral system for parliamentary elections, in which the candidate who receives the most votes in each constituency is elected.

The single transferable vote electoral system allows voters to rank candidates in order of preference, ensuring that their votes are transferred to their preferred candidates if their first choice is unsuccessful.

Germany uses a mixed-member proportional representation electoral system for federal elections, combining first-past-the-post and proportional representation elements.

One of the main criticisms of the proportional representation electoral system is that it can lead to a lack of strong government, as coalition governments may be unstable and prone to collapse.

New Zealand uses a mixed-member proportional representation electoral system for parliamentary elections, combining first-past-the-post and proportional representation elements.

Mixed-member proportional representation electoral systems combine the features of both first-past-the-post and proportional representation systems, allowing for both constituency-based representation and proportional representation of parties.

Canada uses the First-Past-the-Post electoral system for federal elections, in which the candidate who receives the most votes in each constituency is elected.

One of the main criticisms of the single transferable vote electoral system is that it can be complex for voters to understand, as they need to rank candidates in order of preference.

Australia uses a mixed-member proportional representation electoral system for federal elections, combining first-past-the-post and proportional representation elements.