How did nixon’s policies reflect the increasing influence of conservatives on the republican party?

Nixon’s policies’ southern strategy in 1960’s to backlash against the civil rights revolution ended the “solid south” of the Democrats.  Nixon’s “southern strategy” also exploited antipathy, hatred, and animosity to black protest, and also the civil rights policies, inroads into Democratic strongholds.

the us constitution is a living document, meaning that it can be changed over time as the country changes.

to act quickly in times of danger to the united states

because you have to act quickly if you want to live/survive.