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  1. Hace 7 horas · During World War I, Palestine was occupied by the United Kingdom as part of the Sinai and Palestine campaign. Between 1919 and 1922, the League of Nations created the Mandate for Palestine, which became under British administration as Mandatory Palestine. Tensions between Jews and Arabs escalated into the 1947–1949 Palestine war, which ended with the establishment of Israel on most of the ...

  2. Hace 7 horas · Human history is the development of humankind from prehistory to the present, understood through the study of written records, archaeology, anthropology, genetics, linguistics, and other forms of evidence. Modern humans evolved in Africa around 300,000 years ago and initially lived as hunter-gatherers.

  3. Hace 7 horas · <p>Polyoxometalates (POMs) are known for their well-established catalytic properties, particularly in photocatalysis, and have made significant strides in achieving selective C(sp<sup>3</sup>)−H functionalization. However, due to the complexity of the POM structures, the reactivity and regioselectivity of POMs in organic conversions remain unclear. Here, the reactivity and regioselectivity ...