Let us remember, for example, international agreements that are in conformity with agreements but are not treaties. To be able to speak of a valid treaty, the English law case requires the presence of specific elements (for example. B recital) which are not so necessary in the law of the civil law countries. You will find an overview of the concept of contract in Common Law and Civil Law countries in this interesting article by Dr. Alessandra Concas. 1 contract (even one gram): to contract a muscle that attracts a muscle. Common short expressions: 1-400, 401-800, 801-1200, Others (Br) undertake to pay a share to the union. On the other hand, the agreement has a broader semantic domain, which in some cases corresponds to that of Contract.