'Let me be absolutely clear. We will continue to protect our sovereignty and our sovereign rights across our territory, on land, at sea, and in our airspace,' the PM said.
The government on 7 September announced plans to marshal paediatricians in the campaign to vaccinate school children, which will be a huge operation.
Many believe the small number of cases in Greece due to the first wave lockdown cultivated a sense of complacency in the youth, who believed COVID-19 was confined to the elderly.
The PM said that his views coincide with those of the European Council president, pointing out that "the EU's geopolitical and strategic interests are at stake here".
Apart from a 3.8 billion euro spending package that MItsotakis had announced, the government plans to spend an additional six billion euros (half from the state budget and half from EU structural funds) to shore up the economy.