politics
‘He had magnetism’: Lula returns to site of political origins to launch fourth-term campaign
Brazil’s president was union chief who led metalworkers’ strikes of 1979-80 that paved the way for return of democracy

TL;DR
- Brazil's president was formerly a union chief.
- He led metalworkers' strikes in 1979-80.
- These strikes contributed to the return of democracy in Brazil.
- The president has returned to his political origins to launch his fourth-term campaign.