Question: 100 Rifles is a 1969 western starring an actress and singer of what nationality?

Context paragraphs:
Aldo Addobbati: Aldo Addobbati was an Italian film producer.  In 1968 he produced Gianfranco Parolini's "Se incontri Sartana prega per la tua morte", a western starring Gianni Garko, William Berger, Fernando Sancho and Klaus Kinski.  He followed this by producing another of Parolini's and Kinski's in 1969 with the war picture "5 per l'inferno" and he also co-produced the western "Sono Sartana, il vostro becchino" with Paolo Moffa.  The film was directed by Giuliano Carnimeo and starred Gianni Garko.

Guns of the Magnificent Seven: Guns of the Magnificent Seven is a 1969 western, styled in the genre of a Zapata Western, the second sequel to the classic 1960 western action film, "The Magnificent Seven", itself based on Akira Kurosawa's "Seven Samurai" (1954).  The film was directed by Paul Wendkos and produced by Vincent M. Fennelly.  It stars George Kennedy as Chris Adams, the character Yul Brynner portrayed in the first two films.

The Desperados: The Desperados is a 1969 western film directed by Henry Levin and starring Vince Edwards and Jack Palance.  The supporting cast features George Maharis and Neville Brand.

100 Rifles: 100 Rifles is a 1969 western directed by Tom Gries based on Robert MacLeod's 1966 novel "The Californio", and stars Jim Brown, Burt Reynolds, Raquel Welch and Fernando Lamas.  The film was shot in Spain.  The original music score was composed by Jerry Goldsmith.

Diablo (2015 film): Diablo is a 2015 Canadian-American psychological western film co-written and directed by Lawrence Roeck and starring Scott Eastwood, Walton Goggins, Camilla Belle and Danny Glover.  It was the first Western starring Eastwood, the son of Western icon Clint Eastwood.

Paint Your Wagon (film): Paint Your Wagon is a 1969 Western musical film starring Lee Marvin, Clint Eastwood, and Jean Seberg.  The film was adapted by Paddy Chayefsky from the 1951 musical "Paint Your Wagon" by Lerner and Loewe.  It is set in a mining camp in Gold Rush-era California.  It was directed by Joshua Logan.

1969 Western Michigan Broncos football team: The 1969 Western Michigan Broncos football team represented Western Michigan University in the Mid-American Conference (MAC) during the 1969 college football season.  In their sixth season under head coach Bill Doolittle, the Broncos compiled a 4–6 record (2–4 against MAC opponents), finished in a tie for fifth place in the MAC, and outscored their opponents, 216 to 203.  The team played its home games at Waldo Stadium in Kalamazoo, Michigan.

The Female Bunch: The Female Bunch is a 1969 western film.  It was directed by Al Adamson and starred Russ Tamblyn and Lon Chaney Jr. (in his final acting role in a feature film).  The plot centered on a group of female criminals who cause trouble around the Mexican border.  "The Female Bunch" was shot in the summer of 1969, at Spahn Ranch during the time that it was occupied by the Manson Family.

Raquel Welch: Raquel Welch (born Jo Raquel Tejada; September 5, 1940) is an American actress and singer.

Zalzala (1988 film): Zalzala (Hindi: ज़लज़ला), is a 1988 Bollywood adventure film starring Dharmendra, Shatrughan Sinha, Rati Agnihotri, Kimi Katkar, Rajiv Kapoor, Danny Denzongpa & Anita Raj in lead roles.  It is a rehash of a 1969 Western, Mackenna's Gold.

Supporting paragraphs: 100 Rifles Raquel Welch
Answer: American