So, how does the reverse work? If I buy a laptop in UK with 1 year, can I go to Portugal and get service between year 1 and year 2 because they offer 2 year war

So, how does the reverse work? If I buy a laptop in UK with 1 year, can I go to Portugal and get service between year 1 and year 2 because they offer 2 year warranty? There may be a chance I suppose...?