Japan’s attack on pearl harbor december 7, 1941, led the united states into world war ii and radically changed the lives of 120,000 men, women, and children of japanese ancestry living in the united states. the attack intensified racial prejudices and led to fear of potential sabotage and espionage by japanese americans among some in the government, military, news media, and public. get 20 points and brainliest ! which identifies the best inference, based on the passage? no one spoke out in defense of japanese americans following the pearl harbor attack. the american government interned all japanese americans following the pearl harbor attack. japanese americans to plan the pearl harbor attack. the attack on pearl harbor was a major contributing factor in america's decision to enter world war ii.