[PAR] [TLE] Iberia (airline) [SEP] Iberia ( ), legally incorporated as "Iberia, Líneas Aéreas de España, S.A. Operadora, Sociedad Unipersonal", is the flag carrier airline of Spain founded in 1927.  Based in Madrid, it operates an international network of services from its main base of Madrid-Barajas Airport. [PAR] [TLE] British Airways [SEP] British Airways (BA) is the largest airline in the United Kingdom based on fleet size, or the second largest, behind easyJet, when measured by passengers carried.  The airline is based in Waterside near its main hub at London Heathrow Airport.  In January 2011 BA merged with Iberia, creating the International Airlines Group (IAG), a holding company registered in Madrid, Spain.  IAG is the world's third-largest airline group in terms of annual revenue and the second-largest in Europe.  It is listed on the London Stock Exchange and in the FTSE 100 Index.
[PAR] [TLE] Iberia ( airline ) [ SEP ] Iberia ( ) , legally incorporated as " Iberia , Líneas Aéreas de España , S.A. Operadora , Sociedad Unipersonal " , is the flag carrier airline of Spain founded in 1927 . Based in Madrid , it operates an international network of services from its main base of Madrid - Barajas Airport . [PAR] [TLE] British Airways [ SEP ] British Airways ( BA ) is the largest airline in the United Kingdom based on fleet size , or the second largest , behind easyJet , when measured by passengers carried . The airline is based in Waterside near its main hub at London Heathrow Airport . In January 2011 BA merged with Iberia , creating the International Airlines Group ( IAG ) , a holding company registered in Madrid , Spain . IAG is the world 's third - largest airline group in terms of annual revenue and the second - largest in Europe . It is listed on the London Stock Exchange and in the FTSE 100 Index .
in 2011 British Airways merged with the flag carrier airline of Spain founded in what year?
in 2011 British Airways merged with the flag carrier airline of Spain founded in what year ?
1927
1927