deterioration – n. the action or process of breaking down; becoming worse

consult – v. to advise

submit – v. to propose; to put forward

concrete – adj. identifying something real or a group of things

trigger – v. to release or cause

legitimacy – n. the quality of being lawful or rightful

summit – n. a meeting or conference

convince – v. to persuade

signatory – n. a nation, organization or person that has signed an official document