A pall of acrid smoke hung over Kyiv on Friday morning following a night of intensive Russian strikes that hit almost every district of the capital, according to Ukrainian authorities.

The hours of darkness were once again punctuated by the staccato of air defence guns, buzz of drones and large explosions. Ukraine said Russia had fired a record 550 drones and 11 missiles during a long night of bombardment.

The strikes came hours after a phone call between Donald Trump and Vladimir Putin, after which the US president said he was "disappointed" that Putin was not ready to end Russia's war against Ukraine.

A woman was killed in Russia following Ukrainian drone attacks,

For years, Will Somerindyke sold weapons of war around the world: artillery shells to Ukraine, grenades to U.S.-backed rebels in Syria. With relationships with dozens of top military buyers, he quickly turned his company Regulus Global into one of America’s major international arms dealers.

Now, as Silicon Valley investors swarm to back multi-billion dollar defense startups with increasing fervor, Somerindyke is looking to make the jump from munitions middleman to manufacturer. He’s been quietly working on Union, a new venture-backed startup he claims will modernize ammunition factories with autonomous robotics and precision machining.

“I’ve been through a lot in 18 years in this space,”

For years, Will Somerindyke sold weapons of war around the world: artillery shells to Ukraine, grenades to U.S.-backed rebels in Syria. With relationships with dozens of top military buyers, he quickly turned his company Regulus Global into one of America’s major international arms dealers.

Now, as Silicon Valley investors swarm to back multi-billion dollar defense startups with increasing fervor, Somerindyke is looking to make the jump from munitions middleman to manufacturer. He’s been quietly working on Union, a new venture-backed startup he claims will modernize ammunition factories with autonomous robotics and precision machining.

“I’ve been through a lot in 18 years in this space,”