The phrase "which would shortly" is correct and usable in written English.
It can be used to indicate that something is expected to happen soon or in the near future.
Example: "The report was due to be released, which would shortly provide the necessary data for our analysis."
Alternatives: "which would soon" or "which was about to".
There were two other big influences on the new Cleveland groups, which would shortly include the Mirrors and Rocket from the Tombs, the precursor to Pere Ubu.
The line got a chuckle: that night's feature attraction, which would shortly be projected simultaneously on to all four screens, was made possible only by Oberzan's failure to leave the house.
Unbeknown to NatWest, the bank was selling this investment to Southampton LP – a vehicle in which the trio had a personal interest and which would shortly afterwards make a $20m profit by selling it on for its true value.
At the time of Maxwell's death, Needham was living in a small council house in Leeds, mourning the recent death of her husband; not only was she deaf but she was also suffering from a degenerative eye disorder which would shortly lead to her becoming registered blind.
When I gingerly held the little spring-loaded plastic device which would shortly be hurtling an extremely sharp needle towards my finger at a rate of knots, I wondered momentarily about Theranos.
In 1903, his family migrated west to the portion of the North-West Territories which would shortly thereafter become the province of Saskatchewan.
Betances was the fourth of six children; the oldest of which would die shortly after birth; Betances was the only male among the surviving siblings.
RIM CEO Thorsten Heins confirmed earlier this year that the first BlackBerry 10 device to launch would be a full touch device (the BlackBerry London/L-series), which would be followed shortly by a QWERTY handset (the Nevada/N-series).
During his two terms as mayor, he was involved in petitioning the dominion government for the bridge that became the Low Level Bridge, which would be constructed shortly after his final mayoral term, in 1900.
Even though the defeats of Manuel Belgrano during the Paraguay campaign and Juan José Castelli in the first Upper Peru campaign had generated a political crisis, Belgrano's victory at Tucuman had given new fresh hope to the revolution, which would be strengthened shortly afterwards with the victory at the Battle of Salta.
In about 880, after two decades in Córdoba, Onneca abandoned her Muslim family, and returned with her father to Pamplona, to which he would shortly succeed.
