Please help fast Which of these were important national issues in the 1840s and 1850s?
A. Fear of invasion from Mexico and the territories
B. Immigration and slavery
C. Financial crisis and environment
D. Highways and education

The answer to this question is fear of invasion from mexico and the territories

When analyzing the american landscape at the time, it can be clear that some women did not support the suffrage movement due to the fact that it would impact their current way of life, leading to fewer protections and safeguarding under the us law, and in their family lives.