While searching our database we found 1 possible solution for the: Atoll in the Pacific Ocean taken by the US from Japan in 1944 which later became a testing ground for atomic weapons crossword clue. This crossword clue was last seen on 06 July 2022 The The Mirror Quiz Crossword puzzle. The solution we have for Atoll in the Pacific Ocean taken by the US from Japan in 1944 which later became a testing ground for atomic weapons has a total of 8 letters.