Read the following premise and answer if the hypothesis is true.
Egypt, Syria and the members of the Gulf Cooperation Council, namely Bahrain, Kuwait, Oman, Qatar, Saudi Arabia and the United Arab Emirates, signed the Damascus Declaration after the 1991 Gulf War to create a mechanism aimed at guaranteeing security in the Gulf region.
Hypothesis: There was security in the Gulf region in 1991.. Is the answer "Yes", "No", or "It's impossible to say"? Respond with only the answer and no additional text.
It's impossible to say
It's impossible to say based on the given information. The hypothesis only states that there was a declaration aimed at guaranteeing security in the Gulf region