President Joe Biden on Monday said the forced diversion by Belarus of a commercial passenger jet so it could arrest an opposition journalist was "a direct affront to global norms" and condemned the action as an "outrageous incident".
European leaders have described Protasevich's arrest as a state-sponsored hijacking and kidnapping, and on Monday called on airlines not to fly over Belarus, while barring Belarusian airlines from EU airspace and airports.
Lukashenko and his allies were already under European and U.S. sanctions over the violent crackdown on post-election protests that gripped the nation a year ago.
Her son appeared in a video broadcast on Belarusian state TV on Monday in which he confessed to some of the charges against him.
"Our ill-wishers at home and overseas have changed their methods of attacking the state", Lukashenko said.More news: NY prosecutors probing Trump form grand jury
Belarus's opposition says such videos are routinely recorded by security forces, with participants forced to make statements under duress.
The Belarus strongman claimed the flight on Sunday was ordered to be grounded following a bomb threat that was sent from Switzerland.
"They have moved from organising riots to strangulation".
"This is no longer an information war, it is a hybrid modern war", Lukashenko said. "I urge you very much because they will kill him, they will kill him!"
He also warned his other foes overseas that the authorities will go after them.
Pratasevich had been charged in absentia with staging mass riots and fanning social hatred. Those carry a prison sentence of up to 15 years, and some fear Pratasevich could face more serious charges, including some that carry the death penalty.More news: India's coronavirus death toll passes 300,000
"We will respond firmly to any sanctions, attacks and provocations".
He threatened that Belarus would now retaliate by weakening its border controls that halt Western-bound illegal migration and drug trafficking.
EASA's intervention on safety grounds is separate from the ministerial threat of political sanctions and includes non-EU airlines that continue in some cases to fly over Belarus - part of the main corridor between Asia and Europe. A senior DGCA official said: "Yes, we have also cautioned them (Indian carriers)".
"Our measures would be quite painful for the countries that have taken an openly hostile stance - from import bans to restrictions on transit", he said. "We must do everything to prevent it to become a real war".
-- Associated Press writer Vladimir Isachenkov in Moscow contributed.More news: Local Pharmacist Ready to Complete AstraZeneca Vaccinations More