* During the first half of the 20th century, Birmingham continued to grow
* The ==vehicle manufacturing industry== was important in the continued growth of manufacturing in the city
* The Dunlop tyre company employed ^^10,000^^ people in Birmingham
* Between 1970 and 1980, earnings in Birmingham fell from being the highest in the UK to among the lowest
* In 1982, unemployment reached nearly ^^20%^^
* The ==global shift== in manufacturing was the main driver behind this decline
* There was increasing overseas competition, particularly from Japanese car manufacturers
* There were strikes which made Birmingham less attractive to investors