Here's a visual mockup of an idea I had for either a political or economic union consisting of the USA, UK, Canada (probably excluding Quebec), Australia, New Zealand, and Ireland (and their overseas island territories - not included in the stats).
What are your thoughts about such a union?
Stats about 'Canzukius' (relevant c. 2019): population 458 million, 26.437 million km² land area, $21.43 trillion GDP (nominal)
For reference:
EU (minus UK and Ireland): population 438 million, 4.150 million km² land area, $15.55 trillion GDP (nominal)
China: population 1386 million, 9.597 million km² land area, $12.24 trillion GDP (nominal)
India: population 1339 million, 3.287 million km² land area, $2.597 trillion GDP (nominal)
Russia: population 145 million, 17.1 million km² land area, $1.578 trillion (nominal)