Paul M. Sweezy has written:

'On the transition to socialism'

'The transition from feudalism to capitalism'

'Four lectures on Marxism' -- subject(s): Addresses, essays, lectures, Marxian economics

'The theory of capitalist development'

The answer is Feudalism, Capitalism, Socialism, Communism.

You're welcome.

Some would say the Industrial Revolution came between the two and formed the transition.

Another view is that mercantilism, which arose during the later half of the Middle Ages, and is exemplified by the activities of the Hanseatic League, and the banking system that arose after the disbanding of the Knights Templar, gave rise to a system sufficiently like capitalism to go by that name.

Capitalism emerged from feudalism and the trans-Atlantic slave trade.

Capitalism fully developed in its modern form in the industrial revolution.

What political ideology of a gradual transition from a capitalism to socialism