| I Declare War | |
| Type: | studio |
| Artist: | I Declare War |
| Cover: | I declare war.jpg |
| Released: | 2011 11th OCT |
| Recorded: | 2010–2011 |
| Genre: | Deathcore |
| Length: | 39:53 |
| Label: | Artery |
| Producer: | Andreas Magnusson |
| Prev Title: | Malevolence |
| Prev Year: | 2010 |
| Next Title: | We Are Violent People by Nature |
| Next Year: | 2014 |
I Declare War is the fourth album by deathcore band I Declare War, released in 2011. It is the first album to feature Jamie Hanks on vocals since Jonathan Huber's departure.