Amusingly not even illegal strike allows one to fire someone. In Finland even illegal strike gives you protection from retribution and the damages are capped at

Amusingly not even illegal strike allows one to fire someone. In Finland even illegal strike gives you protection from retribution and the damages are capped at around 24000€ total (not per employee, but total sum for the strike and this is paid by union). So even if Finland would make political strikes illegal it would not change much.