advertising campaign
US /ˈæd.vər.taɪ.zɪŋ kæmˈpeɪn/
UK /ˈæd.vər.taɪ.zɪŋ kæmˈpeɪn/

1.
a series of advertisements designed to promote a particular product, service, or message
:
•
The company launched a new advertising campaign to boost sales.
•
Their latest advertising campaign focuses on environmental sustainability.