In 1966, a spoil-heap landslide crushed Pantglas Primary School in the coal-mining village of Aberfan near Merthyr Tydfil, killing 144 people.
The UK is already working with partners in the region, comprised of North Macedonia, Montenegro, Serbia, Albania, Bosnia and Herzegovina and Kosovo.
Hollywood actor Matthew McConaughey has voiced an awards trailer featuring the 15 finalists and showcasing their solutions.
The technology uses ultrasound to destroy cancer cells and can be done in as little as 30 minutes, without the need for surgery.
Spending would be going towards modern manufacturing facilities at the company’s main UK factory in Staffordshire.
Six people were arrested as Irish police were attacked with missiles after violence flared outside a Dublin hotel used to house asylum seekers.