query: When did the Samba first develop?
passage: Samba
The modern samba that emerged at the beginning of the 20th century is predominantly in a 2/4 time signature varied with the conscious use of a sung chorus to a batucada rhythm, with various stanzas of declaratory verses. Traditionally, the samba is played by strings (cavaquinho and various types of guitar) and various percussion instruments such as tamborim. Influenced by American orchestras in vogue since the Second World War and the cultural impact of US music post-war, samba began to use trombones, trumpets, choros, flutes, and clarinets.[7]
passage: Samba (Brazilian dance)
During the mid-19th century, the word samba referred to several different types of music made by African slaves. The Samba further developed specific characteristics in each Brazilian state, not only due to the diversity of various tribes for slaves, but also because of the distinctive cultures each region embodied. Some of these popular dances were known as Baião, Bochinche, Candombe (Candomblé), Catêrêtê, Caxambú, Choradinho, Côco-inchádo, Cocumbí, Córta-jáca, Cururú, Furrundú, Jongo, Lundú, Maracatú, Maxíxe, Quimbête, São-Gonçalo, Saramba; not to mention the many varieties of the Portuguese Fandango, and the Indio dance Puracé.