UK lets you stay 6 months as a tourist, for the rest of the EU countries it's 3 months (but the SCHENGEN area counts as a country so you can't hop around). once you leave you need to stay out for 3 months (or 6 for UK). so if you want to live in europe for years you need to be offered a highly skilled job or be rich and get an investor visa... but in your case(being arg) you might be eligible for citizenship if you have european grandparents