The Brazilian army purchased 250 German leopard 1 A5 tanks which will be displayed mainly along the country’s 16.000 kilometres of land and fluvial borders thus reinforcing its dissuasive ...

According to the brigade, the offensive was launched by units of Russia’s elite Kantemirovskaya 4th Tank Division, part of the 1st Tank Army. Russian troops attempted to advance near the settlement of ...

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Pattern formation is the developmental process by which cells acquire different identities, depending on their relative spatial positions within the embryo. Pattern formation ensures that tissues ...