Governments of many countries advise citizens to stock up on food and everything necessary for survival in case of an emergency: Great Britain: 3 days Japan: 3 days Belgium: 3 days Ireland: "Be prepared for emergencies" France: 3 days Germany: 3-10 days Netherlands: 3 days Poland: 3 days Sweden: 1 week Norway: 1 week Finland: 3 days Denmark: 3 days Estonia: 1 week Latvia: 3 days Lithuania: 3 days Switzerland: 1 week Taiwan: 7 days EU: 3 days.

Governments of many countries advise citizens to stock up on food and everything necessary for survival in case of an emergency: Great Britain: 3 days Japan: 3 days Belgium: 3 days Ireland: "Be prepared for emergencies" France: 3 days Germany: 3-10 days Netherlands: 3 days Poland: 3 days Sweden: 1 week Norway: 1 week Finland: 3 days Denmark: 3 days Estonia: 1 week Latvia: 3 days Lithuania: 3 days Switzerland: 1 week Taiwan: 7 days EU: 3 days.