Fort Zachary Taylor, being a historic military fort, had a strategic role in various conflicts throughout its history. It was originally built to defend the southeastern coastline of the United States and played a part in the Civil War and other military activities. As a result, the fort was equipped with military ordnance, including cannons and other artillery. Here are some aspects related to military ordnance at Fort Zachary Taylor:

1. **Cannons and Artillery:**
   - The fort was armed with a variety of cannons and artillery pieces. These weapons were strategically positioned to defend the harbor and coastline against potential threats.

2. **Civil War Armament:**
   - During the Civil War, Fort Zachary Taylor played a role in the Union's efforts to control the Florida coastline and prevent Confederate ships from using Key West as a base. The fort's armament was likely enhanced during this period to bolster its defensive capabilities.

3. **Coastal Defense:**
   - Fort Zachary Taylor was designed as a coastal defense fort, and its military ordnance was positioned to protect the harbor and adjacent waters. This included cannon batteries placed along the seaward walls.

4. **Spanish-American War Preparations:**
   - In the late 19th century, as tensions rose leading to the Spanish-American War, Fort Zachary Taylor may have seen additional preparations and updates to its military ordnance. The fort played a role in the harbor defense during this period.

5. **Military Decommissioning:**
   - After its active military service, Fort Zachary Taylor was officially decommissioned in 1947. While no longer an active military post, the fort's historical significance is preserved, and some of its original military ordnance is on display for visitors.

6. **Historical Displays:**
   - Today, visitors to Fort Zachary Taylor State Park can explore the fort's grounds and view historical displays of military ordnance. Cannons and other artifacts serve as reminders of the fort's role in the defense of the region.

It's important to note that the specific types and numbers of military ordnance at Fort Zachary Taylor evolved over time based on the fort's strategic importance during various periods of conflict. When visiting the fort or researching its history, you can gain insights into the military ordnance used to defend this historic site.