Doonesbury by Garry Trudeau for February 17, 1975
Duke: ... and with your help, my fellow citizens, the territory of American Samoa will rise, Phoenix-like, to take her place as the pride of the Pacific! Voices: Down with American imperialism! Duke: Hey, hey! Let's have none of that! Where do you think you are - Puerto Rico?! Voice: Long live independent Samoa! Duke: I'm warning you, sweetheart! One more outburst and... voice: Kaa-blam! Duke: MacArthur! Start a file on that man!!