2,3, 1, 6 that the answer
In 1947, Israel's low population but high level of education meant its citizens could train and organize a national army fairly quickly. Manpower limitations also meant the Israeli Army tended to gravitate towards technologically advanced, high firepower forces, and become more proficient at them than its neighbors. Israel has a technologically advanced market economy with cut diamonds, high-technology equipment and pharmaceuticals among its major exports. The country is very highly developed in terms of life expectancy, education, per capita income and other human development index indicators.
European leaders responded to Islamic expansion in a very violent way. Following the initial incursions of the Islamic forces in those years, the European leaders decided it was time to take up arms and fight them in their own lands - what followed were the Crusades.
Answer: <em> The Age of Discovery and later European exploration allowed the global mapping of the world, resulting in a new worldview and distant civilizations coming into contact, but also led to the propagation of diseases that decimated populations not previously in contact with Eurasia and Africa and to the enslavement</em>
Explanation: