関連ワード:
why did the us decide to build the panama canal why did the united states decide to build the panama canal why did the us want to build the panama canal why did the us want to build the panama canal quizlet why did the united states want to build the panama canal why did the united states want to build the panama canal quizlet why did the us want to construct the panama canal why did the us want to build the panama canal how did they get it why did american want to build the panama canal why did the united states decide to build the canal in panama instead of nicaragua
