The Belfast riots were precursors of the marches and took place because of them

ah Jim you have surpassed yourself, that even dafter than your "invasion threat" thing (and I paraphrase:

Leader of Brit delegation at negotiating table - We agree to the terms for independence that we have mutually worked now you accept them of by God we'll invade!!!"

Leader of Irish delegation looks on in wonderment as one of the Brit minions whispers audibly into his bosses ear - "Excuse me Sir you can't, we actually occupy and Govern the place now as it is"

Leader of the Brits to minion - "Who are you calling a c**t"