FPTP anywhere it's used. The UK. The US (for individual Senate or HoR races, as well as each state's decision of how its College Electors are chosen). A majority of the seats in Taiwan and South Korea. Among a bunch of others. Though certainly, most of the most functional democracies avoid FPTP, because by its very nature FPTP is undemocratic.
The Electoral College.
First Past the Post system in Canada
FPTP anywhere it's used. The UK. The US (for individual Senate or HoR races, as well as each state's decision of how its College Electors are chosen). A majority of the seats in Taiwan and South Korea. Among a bunch of others. Though certainly, most of the most functional democracies avoid FPTP, because by its very nature FPTP is undemocratic.