However, Hitler remained unsatisfied, yearning for even greater innovations.

The Landkreuzer P. 1000 Rattea proposed 1,000 ton tank.

For comparison, the heaviest tank ever manufactured weighs 188 tons.

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The gun itself would have weighted 100 tons and the turret an additional 200 tons.

Instead, the more budget-friendly and uncomplicated T-35A was favored.

Tank designers and engineers working for the Soviet Union.

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Edward Grote sits in the center on the front row.

In 1933, he proposed his first 1,000-ton tank to the Soviet military.

The Soviet authorities understandably declined the proposal, prompting Grote’s return to Germany.

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Back in Germany, Grote found work with Krupp, a weapons manufacturer.

The proposed Festungs Panzer by Grote to the Soviet Union weighed 1,000 ton.

It was never built.

Aside from the obvious production and utility problems of such a huge vehicle, the design had serious flaws.

Eventually, the project was cancelled for being too impractical before any prototype could be manufactured.

Grote continued to work on the design even though he was aware that it would never come to fruition.

He made the design simpler and more practical.