If significant military powers, such as the United Kingdom, France or Germany, have already signed and ratified the treaty, the United States, China, Russia or Israel – the biggest stockpilers and users - are still reluctant to take the plunge.
Si significativos poderes militares, como el Reino Unido, Francia o Alemania, ya han firmado y ratificado el tratado, Estados Unidos , China, Rusia o Israel -los mayores acopiadores y usuarios- aún son renuentes a dar el paso.