Why would the elections of 1828 and 1840 firmly establish the two-party system?

The reason that the elections between the 1828 and 1840 had firmly established the two party system is because they are trying to unseat the democrats in which has the power of controlling the white house since the election of 1828 began.

a yes vote means: the legislature, with a two-thirds vote, could change daylight saving time if the change is allowed by the federal government. absent any legislative change, california would maintain its current daylight saving time period

to demand women’s suffrage