Fact check: Can National Guard be called up for only 29 days

1. Summary of the results

Based on the analyses provided, there is no specific confirmation that National Guard deployments are limited to exactly 29 days. The sources reveal a more complex picture of National Guard deployment durations:

• No fixed end date exists for certain deployments - according to one analysis, National Guard deployment in D.C. "shall remain in effect" until the president determines that "conditions of law and order have been restored" ^[1]
• Presidential control limitations - While there's no specific 29-day limit mentioned for National Guard deployment itself, the president may remain in control of D.C. police for up to 30 days unless Congress authorizes an extension through a joint resolution ^[1]
• Current deployments lack specified duration - Recent National Guard mobilizations in 19 states for immigration and crime enforcement operations do not specify deployment duration, only that troops are operating under Title 32 Section 502F authority ^[2]

2. Missing context/alternative viewpoints

The original question lacks several crucial pieces of context that emerge from the analyses:

• Different types of deployments have different rules - The analyses reveal that National Guard can be deployed for various purposes including law enforcement, immigration support, and civil unrest response, each potentially operating under different legal frameworks ^{[3] [2] [4]}
• Historical precedent matters - Previous National Guard deployments for law enforcement have occurred, but current uses represent departures from traditional deployment patterns ^{[5] [3]}
• Legal and operational concerns - Military experts have raised alarms about recent National Guard deployment plans, with a retired Army Major General calling certain plans "unneeded and dangerous" ^{[5] [4]}
• Cost implications - National Guard deployments carry significant financial costs, with D.C. deployment estimated at roughly $1 million per day ^[6]

3. Potential misinformation/bias in the original statement

The original question appears to assume a specific 29-day limit exists for National Guard deployments, but this assumption is not supported by the available analyses. The question may be:

• Oversimplifying complex regulations - National Guard deployment duration appears to depend on the specific mission, legal authority, and circumstances rather than a universal 29-day rule
• Conflating different authorities - The 30-day limit mentioned in the analyses applies specifically to presidential control of D.C. police, not National Guard deployment duration generally ^[1]
• Missing legal nuances - The question doesn't account for the various legal frameworks under which National Guard can operate, such as Title 32 Section 502F authority mentioned in recent deployments ^[2]

The analyses suggest that National Guard deployment duration is mission-dependent and legally complex, rather than subject to a simple 29-day rule.