sports technology
Both were soldiers in the Roman army and both refused to persecute Christians. Both were martyred.
St. Andrew's Day - 30 November; St. Patrick's Day - 17 March; St. David's Day - 1 March; St. George's Day - 23 April
Yes, Nick is short for Nicholas.
St. Nicholas is not the patron saint of Germany. The following are patrons of Germany: •Boniface •George •Michael •Our Lady of Altotting •Our Lady of Kevelaer •Peter Canisius •Swithbert