“According to the United Nations Convention on the Law of the Sea, the waters around Gibraltar are indisputably British territorial waters, under United Kingdom sovereignty, in which only the United Kingdom has the right to exercise jurisdiction. Spain is a Party to this Convention and is fully aware of the legal position, yet has, over the past two years, increased the level of unlawful incursions by Spanish State vessels into British territorial waters from around five per month to around 40 per month.