Donald Trump in a second term would likely install loyalists in key positions in the Pentagon, State Department and CIA whose primary allegiance would be to him, allowing him more freedom than in his first presidency to enact isolationist policies and whims.
Part of the plan is to cancel the election security agency. so I’m not sure there will eventually be other elections where you do all of these things if this one is lost.
https://abcnews.go.com/Politics/republicans-gop-president-curb-election-security-agency-angered/story?id=102261352