Question: Robert Lang was invited to join the new National Theatre Company by an English actor born in what year?

Context articles: Robin Soans
Theatr Genedlaethol Cymru
Laurence Olivier
Robert Lang (actor)
Kenneth Tynan
Robert Lang filmography
National Theatre (Budapest)
Hamburg National Theatre
Magyar Theatre
National Theatre of the Deaf

Robin Soans (born 1947) is an actor, and a playwright specialising in verbatim and documentary plays.
 These plays include "Across the Divide" (2007); "A State Affair" (2000) which looked at life on a Bradford estate, produced by Out of Joint theatre company; "The Arab Israeli Cookbook" (Gate Theatre 2004); "Talking to Terrorists" (Out of Joint theatre company and Royal Court Theatre); "Life After Scandal" (Hampstead Theatre); and "Crouch, Touch, Pause, Engage" (Out of Joint theatre company, National Theatre Wales, Arcola Theatre, and Sherman Cymru).
 Other plays include "Bet Noir" (Young Vic 1986); "Sinners and Saints" (The Croydon Warehouse) and "Will and Testament" (The Oval House).
Theatr Genedlaethol Cymru is the Welsh language national theatre of Wales, founded in 2003.
 It has a counterpart in National Theatre Wales, the English language national theatre company of Wales, founded in 2009.
 Together the two theatre companies provide a national platform for drama in Wales.
Laurence Kerr Olivier, Baron Olivier, {'1': ", '2': ", '3': ", '4': "} ( ; 22 May 1907 – 11 July 1989) was an English actor and director who, along with his contemporaries Ralph Richardson and John Gielgud, dominated the British stage of the mid-20th century.
 He also worked in films throughout his career, playing more than fifty cinema roles.
 Late in his career, he had considerable success in television roles.
Robert Lang (24 September 1934 – 6 November 2004) was an English actor of stage and television.
 When Laurence Olivier invited him to join the new National Theatre Company, at the Old Vic, Robert Lang was already earning high praise as an actor.
 From 1971 until his death he was married to Ann Bell, best known for her portrayal of Marion Jefferson in the BBC war drama "Tenko".
 The couple appeared together in "Tenko Reunion".
Kenneth Peacock Tynan (2 April 1927 – 26 July 1980) was an English theatre critic and writer.
 Making his initial impact as a critic at "The Observer" (1954–58, 1960–63), he praised Osborne's "Look Back in Anger" (1956), and encouraged the emerging wave of British theatrical talent.
 In 1963, Tynan was appointed as the new National Theatre Company's literary manager.
The Robert Lang filmography lists the film and television appearances of English actor Robert Lang.
The National Theatre is the main theatre of Budapest, opening originally in 1837.
 Its company used several locations since then, including the original building at the Kerepesi Street, the "People's Theatre" at the Blaha Lujza Square and their longest temporary home was at Hevesi Sándor Square.
 Their permanent, current home, the new National Theatre opened on 15 March 2002.
The Hamburg Enterprise (German: "Hamburgische Entreprise" ), commonly known as the Hamburg National Theatre, was a theatre company in Hamburg (now Germany), that existed 1767–1769 at the Gänsemarkt square.
 It was the first attempt to establish a national theatre in Germany.
 It was modelled after Det Kongelige Teater, founded by Ludvig Holberg in Denmark in 1748.
 Its leading actor was Konrad Ekhof and the theatre employed Gotthold Ephraim Lessing as the world's first dramaturg; Lessing's influential "Hamburg Dramaturgy" is based on his work at the Hamburg National Theatre, defined the new field of dramaturgy and also introduced the term.
The Magyar Theatre is a theatre operating in Budapest, Hungary.
 Its company started in August 22, 1837 as the first major Hungarian-language theatrical company in the city.
 They operated under this label until August 8, 1840, when the name was changed to National Theatre of Hungary.
 Switching homes two times, the company moved to its current building in 1966.
 The name Magyar Theatre was restored in September 1, 2000, with the opening of the new National Theatre.
The National Theatre of the Deaf (NTD) is the oldest theatre company in the United States that has continually gone on tours and produced original works.
 The company has visited each of the 50 states in close to 80 national tours, as well as many countries in over 30 international tours.
 It was founded in 1967 after psychologist Dr. Edna Simon Levine, set designer avid Hays, and Broadway's director Arthur Penn and actress Anne Bancroft of "The Miracle Worker" began planning and fundraising in the 1950s.
 Start-up costs were funded by federal grants, and the company held its first performance at Wesleyan University in Connecticut.
 In 1968, the Little Theatre of the Deaf was founded to produce shows for a younger-aged audience.
 The Little Theatre of the Deaf is also still producing and touring today.
 Productions combine the use of American Sign Language with the spoken word, in accordance with the theatre's mission statement to educate the general public about Deaf art and link Deaf and hearing communities.
 In 1994, the National and Worldwide Deaf Theatre Conference had its first meeting, in which global Deaf playwrights and actors gathered to hold discussions, critiques, and celebrations of Deaf theatre.
 The precedence and support of the National Theatre of the Deaf is considered instrumental in the founding and collaboration of a Deaf theatre community worldwide.
 The National Theatre of the Deaf has won several awards, including the Tony Award for Theatrical Excellence.
 Ex-NTD actress Phyllis Frelich won the 1980 Best Actress Tony Award for "Children of a Lesser God" produced by The Mark Taper Forum in Los Angeles.
 Linda Bove, a regular on the television series "Sesame Street", also acted with NTD.
 Other famous actors who have worked with NTD include NTD co-founder Bernard Bragg, Colleen Dewhurst, Sir Michael Redgrave, Chita Rivera, Jason Robards and Meryl Streep.
 Today, the Theatre is located on the campus of the American School of the Deaf in West Hartford, Connecticut.
 The theatre still goes on tour, produces and adapts stage works, and is expanding into a few teleplay features on public television to continue to create new opportunities and audiences for Deaf theater.