The Cenozoic era is known as the Age of Mammals because mammals became the dominant lifeform. This era is the one we live in today. Many things occurred during the era, including the formation of the Himalayas and the Pleistocene Ice Age that followed the overall cooling trend on the planet.
He didn't just live during the Victoria Era roughly 1837 to 1901), he helped embody the age by representing the way of life led by so many of the disenfranchised. He achieved the equivalent popularity that a rock star has today.