From what I gathered from your question I think you are talking about the president of Nigeria and his name is Muhammadu Buhari.
When World War I began in August 1914, many people anticipated that the war would end by Christmas of that year. But the <span> French stopping the German advances in the west extended it into 1915 and beyond.</span>
Taking into account the statement above "Which was a feature of the relationship between the soviet union and the united states in the era leading up to détente?"
The answer is the Arms race. Hope this helps.