Complex sentence: The Census Bureau in 1894 counted over 40 wars during the 57 years between 1789 and 1846, which killed 19,000 whites and about 30,000 Indians however it did note that the number of Indians killed was likely 50% higher than this, for a total of 45,000.
Split into simpler sentences: The Census Bureau in 1894 counted over 40 wars during the 57 years between 1789 and 1846, which killed 19,000 whites and about 30,000 Indians. However, it did note that the number of Indians killed was likely 50% higher than this, for a total of 45,000.