Some mountains are volcanoes, and some volcanoes are mountains, but not all mountains are volcanoes, and not all volcanoes are mountains. For a mountain to be a volcano and a volcano to be a mountain, it must be formed from magma and volcanic materials from below the Earth's surface.
Each follows a different text and all were founded at different times.
Judaism follows the Torah and was created in 1800 BCE.
Christianity follows the Bible and was created in 33 CE.
Islam follows the Qur'an and was created in 610 CE.
An enclave is a territory or country with boundaries that are completely within the boundaries of another country. Lesotho is a common example, as it is completely surrounded by South Africa. An exclave is a portion of a country that is separated geographically from the country's mainland. Gibraltar, located on Spain's coast, is an exclave of the United Kingdom. Kaliningrad is an exclave of Russia.