A small, but politically important, middle class emerged during the twentieth century.

A new middle class with time on its hands was emerging to notice nature as if for the first time.

A new American class has emerged, beyond gender, social standing or race.

A new class of news outlets have also emerged.

However, no class of small peasants identified with the Liberal program emerged.

A black middle class had emerged in the area, along with two black colleges.

A third class of fuel - energy gases - emerged in the mid-1900's.

A growing class of private entrepreneurs has emerged in both urban and rural areas.

A professional middle class and an industrial working class had emerged.

But today a new class of leaders is emerging that will form China's public face in the decades to come.