Describe the development of international law and the contribution of pre-colonial African entities to such development. Refer to relevant sources.

Here are the solutions to your questions: QUESTION 1 1.1 Describe the development of international law and the contribution of pre-colonial African entities to such development. Refer to relevant sources. The development of international law is often traced through a Eurocentric lens, beginning with the Peace of Westphalia (1648), which established the modern state system and principles of sovereignty and non-interference. Key figures like Hugo Grotius are credited with laying the foundations of modern international law, emphasizing natural law and the law of nations. Subsequent developments include the rise of positivism, the establishment of international organizations (like the League of Nations and the United Nations), and the expansion of international law into areas such as human rights, environmental law, and international criminal law. However, this narrative often overlooks the significant contributions of pre-colonial African entities. African societies developed sophisticated legal systems and diplomatic practices that predated and ran parallel to European developments. These contributions include: Treaty-making and Diplomacy: Many African kingdoms and empires (e.g., the Ashanti Empire, Ethiopian Empire, Zulu Kingdom*) engaged in complex diplomatic relations, concluding treaties on trade, alliances, and conflict resolution. These agreements often involved elaborate negotiation processes and mechanisms for enforcement. Rules of Warfare: Pre-colonial African societies often had established rules governing the conduct of warfare, including the protection of non-combatants, the treatment of prisoners, and the sanctity of certain sites. These practices can be seen as precursors to modern international humanitarian law*. Dispute Resolution: Various mechanisms for resolving inter-community and inter-state disputes existed, such as mediation, arbitration, and conciliation, often involving elders or respected neutral parties. Principles of Justice and Humanity: Concepts like Ubuntu* (a philosophy emphasizing interconnectedness, community, and humaneness) influenced legal and social norms, promoting restorative justice and collective responsibility, which resonate with modern human rights principles. Asylum and Hospitality: Many African societies practiced principles of asylum and hospitality towards strangers and those seeking refuge, establishing norms for the treatment of foreign individuals and communities. These contributions demonstrate that international law is not solely a product of Western civilization but has diverse historical roots, with African legal traditions playing a vital, though often unacknowledged, role. 1.2 Provide a critical definition of the concept "sovereign equality". Sovereign equality is a fundamental principle of international law, enshrined in Article 2(1) of the United Nations Charter, which states that the Organization is based on the principle of the sovereign equality of all its Members. It means that all states possess the same legal rights and duties, regardless of their size, population, military strength, economic power, or political system. In theory, this implies that each state has an equal vote in international forums, is entitled to respect for its territorial integrity and political independence, and is free from external interference in its domestic affairs. Critically, while sovereign equality is a cornerstone of the international legal order, its practical application is often challenged by the realities of global power dynamics: Formal vs. Substantive Equality: The principle guarantees formal equality (equality before the law) but does not address substantive inequality* (disparities in economic, military, and political power). Powerful states often exert disproportionate influence in international relations and institutions. UN Security Council Veto: The veto power held by the five permanent members of the UN Security Council (China, France, Russia, the United Kingdom, and the United States) directly contradicts the notion of sovereign equality, granting these states a superior status in matters of international peace and security. Economic and Political Influence: Wealthier and more powerful states can leverage their resources to influence international policy, shape international norms, and exert pressure on less powerful states, thereby undermining the spirit of equal sovereignty. Intervention and Neo-colonialism: Despite the principle of non-interference, interventions (both overt and covert) by powerful states in the internal affairs of weaker states, as well as economic dependencies, can limit the effective exercise of sovereignty by developing nations. Therefore, while sovereign equality provides a crucial legal framework for state interaction, its implementation remains a complex and often contested aspect of international relations. QUESTION 2 2.1 Discuss usus as one of the two requirements that must be present for a rule of customary international law to develop. Customary international law arises from the general and consistent practice of states followed by them from a sense of legal obligation. It has two main elements: usus (state practice) and opinio juris (a belief that the practice is legally obligatory). Usus, or state practice, is the objective element of customary international law. It refers to the actual conduct of states, which can manifest in various forms, including: Acts and omissions of states. Statements made in international forums (e.g., UN General Assembly). Treaty provisions (especially if widely ratified and followed by non-parties). National legislation and court decisions. Diplomatic correspondence. Military manuals. For a practice to qualify as usus for the formation of customary international law, it must possess certain characteristics: Duration: While no precise duration is required, the practice must generally be sustained over a period of time. The North Sea Continental Shelf cases* (1969) noted that "an indispensable requirement would be that within the period in question, short though it might be, State practice, including that of States whose interests are specially affected, should have been both extensive and virtually uniform." Consistency and Uniformity: The practice must be substantially consistent and uniform. Minor inconsistencies do not necessarily prevent the formation of a customary rule, especially if states treat such inconsistencies as breaches of the rule rather than the emergence of a new rule. The Nicaragua case* (1986) affirmed that "if a State acts in a way prima facie incompatible with a recognized rule, but defends its conduct by appealing to exceptions or justifications contained within the rule itself, then whether or not the State's conduct is in fact justifiable on that basis, the significance of that attitude is to confirm rather than to weaken the rule." Generality: The practice must be widespread and representative, meaning it should be followed by a significant number of states, particularly those whose interests are specially affected by the rule. Universal adherence is not required. Examples of usus contributing to customary international law include the practice of granting diplomatic immunity, the freedom of navigation on the high seas, and the prohibition of genocide. These practices, when coupled with opinio juris, form binding rules of customary international law. 2.2 With reference to relevant authority and examples, discuss the circumstances under which a treaty can be deemed invalid. Treaties can be deemed invalid under specific circumstances, primarily outlined in the Vienna Convention on the Law of Treaties (VCLT) 1969. Invalidity means that a treaty is considered void from its inception or can be terminated by a state. The main grounds for invalidity are: 1. Violation of Internal Law Regarding Competence to Conclude Treaties (Article 46 VCLT): A state cannot generally invoke a violation of its internal law as a ground for invalidating its consent to be bound by a treaty. Exception: This can only be invoked if the violation was manifest (objectively evident to any state conducting itself in good faith) and concerned a rule of its internal law of fundamental importance* (e.g., constitutional provisions requiring parliamentary approval for treaty ratification). Example:* If a head of state signs a treaty without the constitutionally required parliamentary consent, and this requirement is widely known, the treaty might be invalid. 2. Error (Article 48 VCLT): A state may invoke an error in a treaty as invalidating its consent if the error relates to a fact or situation which was assumed by that state to exist at the time the treaty was concluded and formed an essential basis* of its consent. Exclusion:* An error cannot be invoked if the state contributed to it or if the circumstances were such as to put the state on notice of a possible error. Example:* A boundary treaty based on an inaccurate map, where the inaccuracy was unknown to the parties and formed a fundamental basis for the agreement. 3. Fraud (Article 49 VCLT): If a state has been induced to conclude a treaty by the fraudulent conduct* of another negotiating state, the defrauded state may invoke the fraud as invalidating its consent. Example:* One state intentionally misrepresents crucial facts or documents during negotiations to induce another state to sign a treaty. 4. Corruption of a Representative of a State (Article 50 VCLT): If the expression of a state's consent to be bound by a treaty has been procured through the corruption* of its representative (directly or indirectly) by another negotiating state, the state may invoke such corruption. Example:* A representative is bribed to sign a treaty that is disadvantageous to their state. 5. Coercion of a Representative of a State (Article 51 VCLT): The expression of a state's consent to be bound by a treaty which has been procured by the coercion* of its representative through acts or threats directed against him shall be without any legal effect. Example:* A diplomat is threatened with harm to themselves or their family if they do not sign a treaty. 6. Coercion of a State by the Threat or Use of Force (Article 52 VCLT): A treaty is void if its conclusion has been procured by the threat or use of force in violation of the principles of international law embodied in the Charter of the United Nations*. Example:* A treaty signed by a state under military occupation or under the threat of invasion. 7. Conflict with a Peremptory Norm of General International Law (Jus Cogens*) (Article 53 VCLT): A treaty is void if, at the time of its conclusion, it conflicts with a peremptory norm of general international law (jus cogens). A jus cogens* norm is one accepted and recognized by the international community of states as a whole as a norm from which no derogation is permitted. Example: A treaty that aims to establish slavery, commit genocide, or engage in aggression would be void ab initio because these acts violate jus cogens* norms. These provisions ensure that treaties are concluded freely, in good faith, and in accordance with fundamental principles of international law.