text: generally recognized rule of international law that if the doctrine of the obsolescence of treaties, namely that their executory clauses had effect only so long as the essential conditions under which they were concluded remained, was to be put into force, the proposition that the essential conditions had changed needed either the assent of the parties interested in the obligation or the decision of a tribunal. In other words, one party to a treaty might not, under the rule of rebus sic stantibus, unilaterally declare its obligation thereunder to have ceased to be binding. 28. Accordingly, she wished to state for the record that the Treaty of Lausanne of 1923 remained unchanged. She shared the views set forth on page 8 of Mr. Turk's paper on "Minority Protection in Human Rights Conventions". 29. In conclusion, she proposed that the Sub-Commission should ask Mr. Eide to continue his study and should request the Secretary-General to give him all possible assistance. E/CN.4/Sub.2/1990/SR.l0 page 7 30. Mr. SACHAR suggested that the word "religion", which already appeared in paragraph 13 (c) of the report, should also be included in the second sentence of paragraph 5 of the questionnaire. Otherwise it would be difficult for India to answer the questionnaire. 31. He also suggested the addition to the questionnaire of a further question: whether any legislative or other administrative steps had been taken or were a part of the laws of the land giving protection to minorities. 32. Mrs. BANDETTINI DI POGGIO (International League for the Rights and the Liberation of Peoples) said that the basic instrument for the work of the International League was the Universal Declaration of the Rights of Peoples, proclaimed in Algiers on 4 July 1976, section VI of which specifically devoted three articles to the rights of minorities. Within that frame! of reference, 
analysis: The text appears to be discussing international law and human rights, specifically minority protection, and its relation to treaties and conventions. The language used is formal and technical, indicating a focus on legal and political issues.