The electricity workers criticised the Bola Tinubu administration over attempts to silence dissenting voices.
Weinstein was convicted on sex-crime charges in New York in 2020.
NLC’s spokesman Benson Upah described Mr Ajaero’s arrest as lawlessness by the Bola Tinubu-led government and its agencies.
Amnesty International criticised Mr Tinubu’s government for “going too far in his repressive attempts” against opposing voices.
SSS operatives arrested the NLC president at the Nnamdi Azikiwe International Airport, Abuja, as he was about to embark on a flight to the United Kingdom.
The invasion by the SSS came barely two days after SERAP gave the Tinubu-led government 24 hours to order the NNPCL to reverse the hike in prices of fuel.
The N50 levy will take effect from September 9, 2024.
At Oshodi, a bus fare to Ajah was N1,500, up from N1,000.
Time Magazine has listed renowned Nigerian-American computer scientist Chinasa Okolo among the 100 most influential people in artificial intelligence.
He confessed at the scene of the arrest that he killed Ms Idowu and buried her in a shallow grave.
