No it isn't. Property rights are determined by the state, hence taxation by the state cannot be considered theft.
As a citizen born in a country, you never enter into an agreement that the government should be able to take a cut of all of your transactions, but that’s what happens and refusal to partake results in violence (an arrest and time in prison).
It’s no different than the local mob going around giving beatdowns to get protection money from businesses. The people that voted for the government sure think it’s different, but it’s not much different to the people who didn’t.
There is a reason they had to put the ability to tax right in the constitution. And there is also a reason the US is no longer part of Britain.
Market extremism is a funny thought experiment, but ultimately absurd.
No, it's because of the good laws. Taxation is theft.
And it's not called tax evasion but tax planning. No one is obliged to pay more than the minimum.