Complex sentence: The finding of the first Cro-Magnon in 1868, at the hight of imperialism, lead the to the idea that modern man had arisen in Europe, the most chauvinistic French archaeologists was even ready to declare France the cradle of humanity.
Split into simpler sentences: The finding of the first Cro-Magnon in 1868, at the hight of imperialism, lead the to the idea that modern man had arisen in Europe. The most chauvinistic French archaeologists was even ready to declare France the cradle of humanity.