Question: at the time of american independence in 1789 the population of the u.s. was dominated by
[{'answer': 'French Revolution', 'provenance': [{'wikipedia_id': '158143', 'title': 'Demographic history of the United States', 'start_paragraph_id': 34, 'start_character': 153, 'end_paragraph_id': 34, 'end_character': 170, 'bleu_score': 1.0, 'section': 'Section::::Immigration.:Immigration 1791 to 1849.\n'}]}, {'provenance': [{'wikipedia_id': '158143', 'title': 'Demographic history of the United States', 'start_paragraph_id': 34, 'start_character': 0, 'end_paragraph_id': 34, 'end_character': 454, 'bleu_score': 0.9257921357402691, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15637511399922926326}, 'section': 'Section::::Immigration.:Immigration 1791 to 1849.\n'}]}]