1130 Applications and definitions. Post, p . 1182. Construction; post, p. 1132. Life-saving appli- ances; post, p. 1138 . Radiotelegraphy; post, p. 1146 . Safety of naviga- tion; post, p. 1160 . Certificates; post, p. 1172. Classes of ships, etc. TREATIES ARTICLE 2. Applications and Definitions. 1. The provisions of the present Convention shall apply to ships belonging to countries the Governments of which are Contracting Governments, and to ships belonging to territories to which the present Convention is applied under Article 62, as follows:- Chapter II.- (Construction) to passenger ships (mechanically propelled) on international voyages. Chapter III.-(Life-saving Appliances) to passenger ships (me- chanically propelled) on international voyages. Chapter IV.- (Radiotelegraphy) to all ships engaged on inter- national voyages except cargo ships of less than 1,600 tons gross tonnage. Chapter V.- (Safety of Navigation) to all ships on all voyages. Chapter VI. -(Certificates) to all the ships to which Chapters II, III and IV apply. 2. The classes of ships to which each Chapter applies are more precisely defined, and the extent of the application is shown, in each Chapter. 3. In the present Convention, unless expressly provided otherwise- Ship nationality. (a) a ship is regarded as belonging to a country if it is registered at a port of that country; Administration. (b) the expression "Administration" means the Government of the country in which the ship is registered; nternational oy- (C) an international voyage is a voyage from a country to which the present Convention applies to a port outside such country, or conversely; and for this purpose every colony, overseas territory, protectorate or territory under suzerainty or mandate is regarded as Passenger ship. a separate country; (d) a ship is a passenger ship if it carries more than 12 passengers; (e) the expression "Regulations" means the Regulations contained in Annex I. 4. The present Convention, unless expressly provided otherwise, does not apply to ships of war. ARTICLE 3. Cases of "Force Majeure". No ship, which is not subject to the provisions of the present Con- vention at the time of its departure on any voyage, shall become sub- ject to the provisions of the present Convention on account of any deviation from its intended voyage due to stress of weather or any other cause of force majeure. Regulations. Post, p. 1188. Ships of war. Cases of force ma- jeure.