declaration vs statement

declaration

noun
  • The act or process of declaring. 

  • In common law, the formal document specifying plaintiff's cause of action, including the facts necessary to sustain a proper cause of action, and to advise the defendant of the grounds upon which he is being sued. 

  • The specification of an object, such as a variable or function, establishing its existence but not necessarily describing its contents. 

  • The act, by the captain of a batting side, of declaring an innings closed. 

  • A written or oral indication of a fact, opinion, intention, belief, etc. 

  • A list of items for various legal purposes, e.g. customs declaration. 

statement

noun
  • A declaration or remark. 

  • A presentation of opinion or position. 

  • An instruction in a computer program, especially one that returns no value, as opposed to a function call. 

  • A document that summarizes financial activity. 

verb
  • To provide an official document of a proposition, especially in the UK a Statement of Special Educational Needs. 

How often have the words declaration and statement occurred in a corpus of books? (source: Google Ngram Viewer )