Ukraine has tested the use of German-made HX-2 strike drones launched from high-speed boats, marking a new phase in the adaptation of unmanned systems for maritime operations, according to defense reports.

A strike by pilots at Lufthansa continued into a second day on Friday, leading to widespread flight cancellations and escalating a pay dispute that the union said showed no signs of progress.

Hundreds of flights were cancelled across Germany on Thursday as a Lufthansa strike by flight crews entered its fourth day, causing widespread disruption at major airports.

Many flights have been cancelled at German airports on Monday as pilots at Lufthansa began a new strike shortly after midnight.

Around 20,000 cabin crew members of Lufthansa have launched a large-scale strike in Germany, forcing the cancellation of hundreds of flights amid stalled wage negotiations and disputes over working conditions.

Public transportation services across Germany were heavily disrupted on Friday as thousands of transit workers launched a 48-hour strike.

Tens of thousands of public transport workers across Germany walked off the job on Monday, disrupting bus and tram services in most cities and affecting commuters in around 150 municipalities.

Workers at the auto maker Ford's two plants in Cologne, Germany, will go on strike on Wednesday, their works council head said on Monday, News.Az reports, citing Reuters.

Hundreds of flights have been canceled across Germany as airport workers stage a nationwide strike over pay, causing major disruptions for air travelers.

Workers at Germany's largest airports, including Frankfurt Airport and 10 other German airports are set to go on strike on Monday, Trade union Verdi on Friday said.