This square is composed of nations, all in the same continent, written either horizontally or vertically. There is no overlap, each letter belongs to exactly one nation. However, the country names are anagrammed. Please find the continent and all the nations.
B C R O O M O C
I U N D U S A A
M A R E I G N R
I E B I A L Y A
N G A N A H G D
A N T Y P E G W
A I I E B N N N
A A T O W N S B