Nicolaus Copernicus was a polish astronomer known as the father of modern astronomy
In what matter do you mean this ?
The answer is true. Have a great day!
Income tax
Because the government collects the source of income tax.
He fought a war on both fronts of his country, his agenda and alliance led him to fighting the 2 most powerful countries at the time, he invaded Russia during the winter with an ill prepared army. Had he not made these mistakes he may have gotten farther along in his achievements.