They probably meant North Macedonia. Macedonia changed it’s name since there is also Macedonia in Greece which is presumably the southern part of Macedonia. There’s a lot of places like that in Europe. Usually remnants of old kingdoms. Tyrol is a region encompassing part of Northern Italy and Western Austria for example. Bohemia is another example which historically was a lot bigger than the region of Czech nowadays.

Are we all supposed to know what CHA is?

Knowledge is knowing that a tomato is a fruit; wisdom is not putting it in a fruit salad.

You could also USE a NET. I’ve seen people catch things that way quite recently.