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Hace 1 día · The best-known approximations to π dating before the Common Era were accurate to two decimal places; this was improved upon in Chinese mathematics in particular by the mid-first millennium, to an accuracy of seven decimal places.
Hace 1 día · Name Common English terms for the German state in the Nazi era are "Nazi Germany" and the "Third Reich", which Hitler and the Nazis also referred to as the "Thousand-Year Reich" (Tausendjähriges Reich). The latter, a translation of the Nazi propaganda term Drittes Reich, was first used in Das Dritte Reich, a 1923 book by Arthur Moeller van den Bruck. The book counted the Holy Roman Empire ...
- Reichsmark (ℛℳ)
Hace 1 día · The history of American conservatism has been marked by tensions and competing ideologies, but at least during the era of Ronald Reagan, a coalition of ideologies was formed that was known as "the Three Leg Stool" — the three legs being social conservatives (consisting of the Christian right and paleo-conservatives), war hawks (consisting of interventionists and neoconservatives), and fiscal ...
Hace 1 día · t. e. The history of Africa begins with the emergence of hominids, archaic humans and — around 300,000–250,000 years ago — anatomically modern humans ( Homo sapiens ), in East Africa, and continues unbroken into the present as a patchwork of diverse and politically developing nation states. [1]
Hace 1 día · Pre-Islamic Arabia. Pre-Islamic Arabia ( Arabic: شبه الجزيرة العربية قبل الإسلام ), [1] referring to the Arabian Peninsula before Muhammad's first revelation in 610 CE, is referred to in Islam in the context of jahiliyyah ( lit. 'ignorance/stupidity' ), highlighting the prevalence of paganism throughout the region at ...
Hace 1 día · North America covers an area of about 24,709,000 square kilometers (9,540,000 square miles), representing approximately 16.5% of the Earth 's land area and 4.8% of its total surface area. It is the third-largest continent by size after Asia and Africa, and the fourth-largest continent by population after Asia, Africa, and Europe.
Hace 1 día · A phonograph record (also known as a gramophone record, especially in British English ), a vinyl record (for later varieties only), or simply a record or vinyl is an analog sound storage medium in the form of a flat disc with an inscribed, modulated spiral groove. The groove usually starts near the outside edge and ends near the center of the disc.
