He said the three prominent public figures felt fearful after receiving the emails, especially Birmingham Yardley MP Phillips following the murder of her colleague, MP Jo Cox, in 2016.
A 36-hectare quarry on the east side of the A12 at Brockley Wood, near Ipswich and the village of Bentley,There were calls of "shame" as Suffolk County Council approved the plans earlier.
Michael Bamford, a Bentley parish councillor, said the plans had left the local community "extremely concerned"."If this proposal was approved it could almost completely change the face of Bentley," Dr Bamford said prior to the council's approval."It's another example of devastating desecration of a rural landscape."
Councillors approved the plans with six in favour, two against and one abstention.Bentley Parish Council added it feared an increase in HGV traffic through the village might "endanger walkers, cyclists and horse riders" using the surrounding single-track roads and lanes.
The council also fears it might harm the countryside and wildlife around the village.
"This appalling proposal is for an industrial plant for which Suffolk County Council acknowledges there is no need, in a totally inappropriate rural setting," a parish council spokesperson said."The council's new administration will be prioritising work to put in place a cohesive and robust Local Plan for our area to protect our communities from inappropriate development."
Since the appeal, the councila separate warehousing appeal for land next to Bell Plantation in Towcester.
Planning officers said the sites had "very significant crossover" and that the reasons for refusal were no longer sustainable when looking at the DHL appeal result.proved a popular read this week.