text: tions are putting in jeopardy the entire world. Today all efforts must be directed towards one goal, that of averting nuclear catastrophe. We call vigorously on the United States to take this path. DOCUMENT S/15664 Letter dated 30 March 1983 from the representative of South Africa to the President of the Security Council With reference to the letter [S/15658] which the Charge d"affaires a.i. of Lesotho addressed to you on 28 March 1983, I have the honour to convey to you the text of the message which the Government of South Africa addressed to Lesotho on 28 March in reply ·to communications received from the latter: "The Department of Foreign Affairs and Informa­ tion of the Republic of South Africa presents its compliments to the Ministry of Foreign Affairs of the Kingdom of Lesotho and wishes to register the strongest exception to the contents of telex message Nos. 123 of 26 March and 124 of 28 March 1983. "The South African Government is not connected with the incidents at Ongeluksnek and Hen­ driksdrift. No attack against Lesotho was launched from South African territory. A number of Lesotho [Original: English] [30 March /983] citizens who fled to the Republic of South Africa since the weekend are being held for questioning by the South African Police. The South African Gov­ ernment cannot be held responsible for the actions of dissident elements within the Kingdom of Lesotho . . "The Government of the Kingdom of Lesotho must realize that it cannot continue trying to per­ petuate a patently transparent deception without in­ viting derision . ., I should be grateful if this letter could be circulated as a document of the Security Council. (Signed) Kurt R. s. VON ScHIRNDING Permanellf Representatil•e of Solllh Africa to the United Nations DOCUMENT S/15666* Letter dated 28 March 1983 from the representative of Turkey to the Seca:etary-General 
analysis: The text appears to be a diplomatic communication between countries, specifically South Africa and Lesotho, regarding a conflict or incident that has occurred. The language used is formal and official, suggesting a serious situation that requires attention from the international community. The mention of nuclear catastrophe and the call for the United States to take action also hints at a global crisis. Given the context and tone of the text, it is likely that the category would be related to international relations or global security.