A Guerra Franco-Prussiana é considerada por muitos historiadores como a primeira guerra moderna, cujos motivos estão relacionados com o exército prussiano e estão expostos abaixo, exceto: Leitura Avançada (1 Ponto)

obrigatoriedade do serviço militar.

o estímulo ao sentimento nacionalista.

ligação entre forte desenvolvimento industrial e a indústria bélica.

o desenvolvimento da tática da guerra de trincheiras.

a utilização de novas estratégias, como a preparação para longos conflitos.

austria

hugary

yugoslavia

czechoslovakia

the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.

the progressive era is a period of widespread social activism and political reform across the united states that spanned from the 1890s to the 1920s.[1] the main objectives of the progressive movement were eliminating problems caused by industrialization, urbanization, immigration, and political corruption.

the movement primarily targeted political machines and their bosses. by taking down these corrupt representatives in office, a further means of direct democracy would be established. they also sought regulation of monopolies (trust busting) and corporations through antitrust laws, which were seen as a way to promote equal competition for the advantage of legitimate competitors.

many progressives supported prohibition of alcoholic beverages, ostensibly to destroy the political power of local bosses based in saloons, but others out of a religious motivation. at the same time, women's suffrage was promoted to bring a "purer" female vote into the arena.a third theme was building an efficiency movement in every sector that could identify old ways that needed modernizing, and bring to bear scientific, medical and engineering solutions; a key part of the efficiency movement was scientific management, or "taylorism".

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