From the act of provocation in the Kerch Strait Poroshenko has moved on to phase two of his plan to escalate pre-war tensions on the Russian border. In fear of losing the March 2019 presidential election Poroshenko has come up with the idea of postponing the polls, so may now resort to unleashing a war on Russia in order to achieve that goal.
There is a British-backed war in Ukraine. By sending war-ships Britain is deciding to be involved in perhaps preparation for war with Russia in Ukraine.
The disinformation message was framed as a leading question at the the beginning of the interview: "why do you think Britain is deciding to be involved in perhaps preparation for war with Russia [...]"? .
Britain is not preparing for war with Russia but demonstrating support for Ukraine’s sovereignty, independence and territorial integrity.
On November 21st, 2018, the Defence Secretary of the UK announced that HMS Echo would deploy to the Black Sea in 2019 to demonstrate the UK’s support to ensuring freedom of navigation in the region.