Answer: No
Explanation: Shaka the Zulu's success in warfare cannot be wholly attributable to the nature of his upbringing, although it undoubtedly played a significant role. Shaka's upbringing gave him a unique perspective on warfare and leadership, as well as a deep understanding of the social and cultural dynamics of his people. This enabled him to develop military tactics and strategies that were highly effective in the context of Zulu society.
However, Shaka's success in warfare was also due to his personal qualities as a leader and military strategist. He was a charismatic and inspirational figure, who was able to inspire loyalty and commitment in his followers. He was also a brilliant military strategist, who developed innovative tactics and techniques that allowed the Zulus to defeat much larger and better-equipped armies.
Additionally, Shaka's success was also due to a number of other factors, such as his ability to forge alliances with neighboring tribes, his skill in diplomacy and negotiation, and the Zulus' superior weapons and military organization.
Therefore, while Shaka's upbringing played a significant role in his success, it would be inaccurate to say that it was wholly attributable to this factor alone. A combination of personal qualities, military strategies, social and cultural factors, and other contextual variables all contributed to his success in warfare.