> any sort of income tax to the EU.

Its clear that OP means "in the EU".

> Ireland (due to pressure from EU) closed this in 2020. The amount of tax collected by Ireland quadrupled. See Figure 5 and 6 in link below.

And Ireland fought against this tooth and nail. Yes, a country was fighting to have less income. All out of fear that the companies will leave the little tax heaven. Did they leave? No ...

> See Figure 5 and 6 in link below.

Figure 7 is also interesting if we look at the tax income increase and the outbound.