The High Speed 2 £106bn project has been beset by delays and cost re-evaluations since 2009. Here's a full timeline of the setbacks to the rail network.
The West Yorkshire mayor has called for "radical" inventions to level up the region.
The government's new rail plan has been met with fury from politicians and businesses.
A growing number of Conservative MPs for northern constituencies are
The remains were discovered during building work on Sunday.
Protesters are facing a shortage of oxygen, internal tunnel collapses and an influx of liquid mud.
Historians have been left stunned by the ancient discovery near Coleshill on the outskirts of Birmingham.
Children's memorial woodland was cleared by workers to make way for the high speed train line.
The government has backed the beleaguered HS2 rail project, despite years of opposition.
Budget concerns about the controversial railway project were raised in 2016, it has been reported.
John Bishop has sold his home to HS2 for £6.8 million, despite having been previously vocal critical of the high-speed rail project.
HS2's chief executive said fewer and slower trains are among the options being considered to save money.
The cost of HS2 was vastly underestimated, according to claims made in the BBC Panorama programme.
Work has started to excavate 60 separate sites along the 150-mile HS2 route in what is believed to be Europe's largest archaeological dig.
Plans for stations at Curzon Street in central Birmingham and Interchange Station in Solihull will go on display.
Theresa May’s announcement that the decision over Hinkley Point nuclear power station is postponed until the autumn is a sensible decision. The cost to the UK government is up to £30bn in guaranteed subsidies over 35 years but will put £37 on every household’s electricity bill for an indefinite period. Hinkley Point shares these disadvantages with another project.