History of Buenos Aires Metro

The Anglo-Argentine Tramways Company pulled out of its construction due to the ______ of the 1930s.

The line was extended from Diagonal Norte to its present terminus at ______ in 1936.

Line E was opened in ______.

Line Es' route was altered in ______ to meet at Independencia.

Siemens modernised the signalling systems on the line at a cost of $______ million.

The work was completed towards the end of ______.

In ______ the mechanical stop-gear devices were replaced by magnetic induction devices.

The line was constructed by the ______.

On 9 August ______, two new stations were inaugurated.

The line was further extended in 1973 to ______ María Moreno and then again in 1985 to Plaza de los Virreyes.

The transformations from 1996 by the private concessionaire ______ brought about a radical change in the appearance of the stations.

The PreMetro E2 tramway was completed in ______ and was linked to Line E with the intention of connecting a larger Premetro network to the line.

The previous coloured ______ that embellished the stations were covered.

Under the private operation of the Subte by Metrovías, the colour of the line was changed from ______ to purple during the 1990s.

The transformers were changed to ones that did not contain ______, a carcinogenic chemical.

The extension to Retiro was part of a general effort to extend the ______ Aires Underground.

By 2014, all the major structural works had been completed on the three new stations with the ______ and signalling systems still to be completed.

The City of Buenos Aires confirmed that, despite the advanced state of the works, the extension would not be opened until ______ citing delays that came about as a result of the transfer of the works from the National Government to the City Government in 2012.