National unions differed from local unions in that national unions represented the interests of laborers and workers from all over the country, as opposed to a specific region.
<span><span>A.</span>Feudalism</span>
In AD 1066, the Norman invasion of Britain overpowered the
Saxon-Dane rulers. They brought with them the feudal system of government or
feudalism. They establish the King of England. From then, England was changed
for ever. Normans spoke a variant of Frankish language or French and were known
to build castles everywhere, which served as the main form of defense. In the feudal
system of government, commoners worked and fought for nobles in exchange for
protection and the use of land.
The Golden Age. Generally speaking, historians and technicians refer to the time between post WWI and the Great Depression as the "Golden Age" of piano building, because by and large, many people had come to the conclusion that the design and general conception of the instrument was 'complete', and that there was very little room for further improvements.
Hope this is right:)
