The three key findings of those attending July 4th celebrations:

When done before the age of 18, it increases the likelihood of a youth identifying as a Republican by at least 2 percent.

It raises the likelihood that parade watchers will vote for a Republican candidate by 4 percent.

It boosts the likelihood a reveler will vote by about 1 percent and increases the chances they’ll make a political contribution by 3 percent.

What’s more, the impact isn’t fleeting.