The correct answer to this open question is the following.
Although there are no options attached, we can say the following.
The historical circumstances that led John Locke and other political philosophers to develop political ideas such as those expressed in his Second Treatise of Government was the time in which they lived. A time in history known as the Enlightenment.
During this period full of knowledge and brilliant social ideas, famous thinkers and philosophers developed interesting concepts about human natural rights, a form of governments, social contracts, and more.
It was a time of brilliant thinkers and ideas such as was the case of the ideas of Baron de Montesquiou, Voltaire, Thomas Hobbes, Jean Jaques Rosseau, and John Locke, who wrote "Second Treatise of Government."
These important concepts and ideas inspired future revolutionary and independence movements as was the case of the Revolutionary War in the 13 colonies or the French Revolution.
