"We have work to do. Instead, Lithuania now has to discuss their relationship," he said.
This will reduce the number of members of the LPGU group to fifty-six.
Matelis is the second lawmaker to leave the LPGU group this week after Kildisiene, who gave up her MP seat amid criticism that she failed to inform her party about a pre-trial investigation opened a decade ago into alleged misappropriation by her of funds from her employer. The probe was closed after the money was returned.
Kildisiene earlier this month came under public scrutiny over a car leasing agreement between her mother and Agrokoncernas, a company owned by Karbauskis. The lawmaker used that car as well.
There were also public doubts about Kildisiene's education and certain facts of her biography.
Norwegian-owned Lithuanian textile manufacturer Devold says it could producer around 100,000...