Final answer:
Gran Paradiso was the first national park in Italy, established in 1922 to protect the Alpine ibex and promote conservation. The concept of national parks originated with the protection of Yosemite Valley and the creation of Yellowstone National Park in the United States.
Step-by-step explanation:
Gran Paradiso was the first national park established in Italy. In 1922, it became Italy's first national park, primarily to protect the Alpine ibex, which were on the brink of extinction. Its creation marked an essential step in the conservation movement, encouraging the protection of nature and biodiversity. The concept of national parks has a deep-rooted history, beginning with the protection of Yosemite Valley in 1864 and the establishment of Yellowstone National Park in 1872, which was the first national park in the United States and set a precedent for environmental conservation worldwide.