Пре­об­ра­зуй­те, если это не­об­хо­ди­мо, слово CALL так, чтобы оно грам­ма­ти­че­ски со­от­вет­ство­ва­ло со­дер­жа­нию тек­ста.

In English-⁠speaking countries they celebrate Valentine’s Day and Mother’s Day. In Russia we celebrate the International Women’s Day. Though it ______ "International", it is observed only in Russia and some CIS countries.