text: captured Jerusalem, has led to military demonstrations which are so incompatible with the first vocation of the City of Peace? Is that not one more clear affirmation of the nature of a State which, contrary to all allegations, has chosen to live by war and for war? 67. The tenth anniversary of OAU, celebrated in dignity and with fervour, in its turn has been another powerful manifestation of this will of Africa, Africa which is always vigilant, stung by insults, attentive to injustice, prompt to unmask hostility and aggression and to suffer deeply from these elements. The event indeed was shadowed only by our sad realization that the page of the colonial era in history has still not been turned. And here is all of Africa which continues to be tried and beset on all sides by Portu guese colonialism, by South Africa, Rhodesia and Israel, So many problems to be solved, similar in their genesis, comparable in their nature and complementary in their end purpose. You will agree with us that, as far as the continent is concerned, we have a serious source of concern and that undoubtedly it involves for Africa its security, its emancipation, and its vocation for unity. 68. On all these problems, OAU was obliged to have only one policy, a common policy which would reflect its determination to complete the decolonization of the continent and ensure effective solidarity to those peoples whose nationa territory was annexed or simply had been amputated. In so doing, the Africa of today, because it represents a third of the United Nations, constitutes a vast reservoir of capital to be invested in fidelity to the noble ideals of the international community, to a just cause-above all when it is its very own cause. The more the 
analysis: The text discusses the situation in Africa, highlighting the conflicts and colonialism that still affect the continent. It also mentions the Organization of African Unity (OAU) and its efforts to promote unity and decolonization. The text does not mention economic development, natural resources, industry, transport, communication, international trade, health, education, employment, humanitarian aid, or culture specifically. However, it does touch on the theme of unity and solidarity, which could be related to education, employment, or humanitarian aid.