Woodwinds
Rimsky-Korsakov, Mussorgsky and Tchaikovsky are all composers of the late 19th century. They were breaking free from the common constraints of Romantic Music, and paving the way for changes that would herald the twentieth century, with more freedom of expression and harmonies.
The changes in any one of these areas could fill volumes. To start with, familiarize yourself with the changing ideas in these areas--otherwise referred to as movements. Please see the links for much more information.
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"Flauto 2 muta in flauta piccolo" I believe means "Flute 2 change to piccolo", in other words, at this point in the score the second flute changes to piccolo. -BLS
Alban Berg was one of the forerunners of the 20th century musical style, which was characterised by dissonant harmonies and rhythmic changes.
Hispanics
The answer should be in your World Geography textbook.
The Twentieth Century wasn't just about wars, there were great achievements as well. The Wright brothers made the first flight, Einstein's theory of relativity ...
Susan Hodgkins has written: 'Changes in Birmingham theatre during the late nineteenth and early twentieth century'
Mater and Pater. They were regularly used among aspirational middle-class English families well into the Twentieth century.
It revolutionized the US because it was designed to be both practical and affordable to most people and quickly proved worth as a low cost, durable, easily maintained car.
changes in European society 16th century?
Rimsky-Korsakov, Mussorgsky and Tchaikovsky are all composers of the late 19th century. They were breaking free from the common constraints of Romantic Music, and paving the way for changes that would herald the twentieth century, with more freedom of expression and harmonies.
No. HIV as a human virus is estimated to have been transmitted to humans early in the twentieth century. The research is based on changes to genetic structure of the virus and the calculation is worked out because we know how quickly HIV mutates.
Synthetic chemicals displaced many natural wood and gum chemicals in everything from dyes to sealants. In addition, environmental laws restricted the burning of charcoal.
gay
Primarily the setting. Cyrano is set in seventeenth century France, but Roxanne is in twentieth century USA. The dialogue in Rostand's play is in verse but the dialogue in the movie certainly is not. The setting difference results in a host of smaller changes to the plot, which change the story considerably.