Quebec was founded in 1608 by a guy named Samuel de Champlain. Some other towns had been added before Quebec, but Quebec was the first town that was meant to be a permanent settlement, and not just a simple trading post that was to be taken down after a few years of use.
The Articles required unanimous consent to any amendment, so all 13 states would need to agree on a change. Given the rivalries between the states, that rule made the Articles impossible to adapt after the war ended with Britain in 1783.
To remedy the stability problem, Bohr<span> modified the </span>Rutherford model<span> by requiring that the electrons move in orbits of fixed size and energy. The energy of an electron depends on the size of the orbit and is lower for smaller orbits. Radiation can occur only when the electron jumps from one orbit to another.</span>
