HanjaHanja (Hangul: ; Hanja: , ha(ː)ntɕ͈a), alternatively known as Hancha, are Chinese characters () used in the writing of Korean. Hanja was used as early as the Gojoseon period under the first Korean kingdom. Hanja-eo (한자어, ) refers to Sino-Korean vocabulary, which can be written with Hanja, and hanmun (한문, ) refers to Classical Chinese writing, although Hanja is also sometimes used to encompass both concepts.
East AsiaEast Asia is the easternmost region of Asia, which is defined in both geographical and ethno-cultural terms. The modern states of East Asia include China, Japan, Mongolia, North Korea, South Korea, and Taiwan. Hong Kong and Macau, two small coastal quasi-dependent territories located in the south of China, are officially highly autonomous but are under Chinese sovereignty. Japan, Taiwan, South Korea, Mainland China, Hong Kong, and Macau are some of the world's largest and most prosperous economies.
ImperialismImperialism is the practice, theory or attitude of maintaining or extending power over foreign nations, particularly through expansionism, employing not only hard power (economic and military power), but also soft power (cultural and diplomatic power). Imperialism focuses on establishing or maintaining hegemony and a more or less formal empire. While related to the concepts of colonialism, imperialism is a distinct concept that can apply to other forms of expansion and many forms of government.
PakistanPakistan ( ˈpaːkɪstaːn), officially the Islamic Republic of Pakistan (ISO: , islāmi jamhūriyāh pākistān), is a country in South Asia. It is the world's fifth-most populous country, with a population of 241.5 million people, and has the world's largest Muslim population as of year 2023. Islamabad is the nation's capital, while Karachi is its largest city and financial centre, followed by Lahore and Faisalabad. Pakistan is the 33rd-largest country in the world by area and the second-largest in South Asia, spanning .
Köppen climate classificationThe Köppen climate classification is one of the most widely used climate classification systems. It was first published by German-Russian climatologist Wladimir Köppen (1846–1940) in 1884, with several later modifications by Köppen, notably in 1918 and 1936. Later, German climatologist Rudolf Geiger (1894–1981) introduced some changes to the classification system, which is thus sometimes called the Köppen–Geiger climate classification.
Nuclear weaponA nuclear weapon is an explosive device that derives its destructive force from nuclear reactions, either fission (fission bomb) or a combination of fission and fusion reactions (thermonuclear bomb), producing a nuclear explosion. Both bomb types release large quantities of energy from relatively small amounts of matter. The first test of a fission ("atomic") bomb released an amount of energy approximately equal to . The first thermonuclear ("hydrogen") bomb test released energy approximately equal to .
Empire of JapanThe Empire of Japan or Japanese Empire, also referred to as Imperial Japan, was the Japanese nation-state that existed from the Meiji Restoration in 1868 until the enactment of the reformed Constitution of Japan in 1947. From 29 August 1910 until 2 September 1945, it administered the naichi (the Japanese archipelago and post-1943 Karafuto) and the gaichi (Korea, Taiwan, Kwantung Leased Territory, and pre-1943 Karafuto). The South Seas Mandate was a single Japanese dependent territory in the name of the League of Nations.