None. I already mentioned that they did not brandish any firearms. The definition of insurrection says nothing that is has to involve firearms. At the least Jan 6 was an insurrection attempt. Again 2,000 plus conservatives and no firearms on their person is ridiculous to think that is possible. Chump did not even want these deplorables searched at the prior WH rally.
Merriam-Webster dictionary
insurrection
in·sur·rec·tion
ˌin(t)-sə-ˈrek-shən
Synonyms of insurrection
: an act or instance of revolting against civil authority or an established government