You are given a sentence in Japanese. Your job is to translate the Japanese sentence into English.

活動するうちにあることがわかってゾクゾクしました「地球市民」をミッションにするといきなりものすごい味方が現れ出すのです
And as we did so, we discovered something really thrilling, that when you make global citizenship your mission, you suddenly find yourself with some extraordinary allies.