Russia’s Nuclear Submarine Drone (Poseidon)
To gain the full picture of the situation surrounding Poseidon, it is necessary first and foremost to look at strategic stability between Russia and the U.S.
In the first year of his presidency, Donald Trump criticized his country’s continued participation in New START.
This agreement was concluded in 2010 and limits the quantity of both powers’ nuclear arsenals to 1,550 strategic warheads and 700 means of delivery—land-intercontinental and sea-launched ballistic missiles, and heavy bombers.
It expires in 2021 and the text allows for either signatory to withdraw at that time or for both to extend its provisions for another five years.
In February 2018, Trump approved a programme to modernise the U.S. nuclear forces, as recommended by the Pentagon and supported by Congress.