Question: when did the us declare war on germany wwii
[{'answer': 'December 11 , 1941', 'provenance': [{'wikipedia_id': '28042100', 'title': 'United States declaration of war upon Germany (1941)', 'start_paragraph_id': 2, 'start_character': 3, 'end_paragraph_id': 2, 'end_character': 21, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '28042100', 'title': 'United States declaration of war upon Germany (1941)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 264, 'bleu_score': 0.541395239565704, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11265531534565278767}, 'section': 'Section::::Abstract.'}]}]