Stock of a corporation, is all of the shares into which ownership of the corporation is divided. In American English, the shares are collectively known as "stock". A single share of the stock represents fractional ownership of the corporation in proportion to the total number of shares.
The meaning is that everybody has right when the were born. So John Locke want to prove that everybody has their equal rights and no one can take it away from them not even the government.
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Depending on what you mean, it changed when the north saw that slavery was not just, and started goin on the attack on it. Which lead to the whole civil war of confederates vs the union
Assuming this is the same question you posted before, the better historical argument deals with the idea that World War II began in part from the failure of the Treaty of Versailles.